Home / 738,111.20-1,107,166.80-264,844.40

Finding the Fourth Proportional to 738,111.20, 1,107,166.80 and 264,844.40

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Solution

The fourth proportional to 738,111.20, 1,107,166.80 and 264,844.40 is: 397,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,111.20 : 1,107,166.80 = 264,844.40 : x
  2. Step 2: Convert to fraction form
    738,111.20/1,107,166.80 = 264,844.40/x
  3. Step 3: Cross multiply
    738,111.20x = 1,107,166.80 × 264,844.40
  4. Step 4: Simplify right side
    738,111.20x = 293,226,926,845.92
  5. Step 5: Solve for x
    x = 293,226,926,845.92/738,111.20
  6. Step 6: Final answer
    x = 397,266.60

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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.