Home / 747,566.01-1,031,637.47-408,033.45

Finding the Fourth Proportional to 747,566.01, 1,031,637.47 and 408,033.45

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Solution

The fourth proportional to 747,566.01, 1,031,637.47 and 408,033.45 is: 563,084.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,566.01 : 1,031,637.47 = 408,033.45 : x
  2. Step 2: Convert to fraction form
    747,566.01/1,031,637.47 = 408,033.45/x
  3. Step 3: Cross multiply
    747,566.01x = 1,031,637.47 × 408,033.45
  4. Step 4: Simplify right side
    747,566.01x = 420,942,593,993.20
  5. Step 5: Solve for x
    x = 420,942,593,993.20/747,566.01
  6. Step 6: Final answer
    x = 563,084.18

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.