Home / 738,277.30-1,107,415.95-365,029.30

Finding the Fourth Proportional to 738,277.30, 1,107,415.95 and 365,029.30

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Solution

The fourth proportional to 738,277.30, 1,107,415.95 and 365,029.30 is: 547,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,277.30 : 1,107,415.95 = 365,029.30 : x
  2. Step 2: Convert to fraction form
    738,277.30/1,107,415.95 = 365,029.30/x
  3. Step 3: Cross multiply
    738,277.30x = 1,107,415.95 × 365,029.30
  4. Step 4: Simplify right side
    738,277.30x = 404,239,269,037.34
  5. Step 5: Solve for x
    x = 404,239,269,037.34/738,277.30
  6. Step 6: Final answer
    x = 547,543.95

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.