Home / 738,216.90-1,107,325.35-471,184.20

Finding the Fourth Proportional to 738,216.90, 1,107,325.35 and 471,184.20

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Solution

The fourth proportional to 738,216.90, 1,107,325.35 and 471,184.20 is: 706,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,216.90 : 1,107,325.35 = 471,184.20 : x
  2. Step 2: Convert to fraction form
    738,216.90/1,107,325.35 = 471,184.20/x
  3. Step 3: Cross multiply
    738,216.90x = 1,107,325.35 × 471,184.20
  4. Step 4: Simplify right side
    738,216.90x = 521,754,209,179.47
  5. Step 5: Solve for x
    x = 521,754,209,179.47/738,216.90
  6. Step 6: Final answer
    x = 706,776.30

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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.