Home / 747,661.84-1,031,760.13-425,365.02

Finding the Fourth Proportional to 747,661.84, 1,031,760.13 and 425,365.02

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Solution

The fourth proportional to 747,661.84, 1,031,760.13 and 425,365.02 is: 586,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,661.84 : 1,031,760.13 = 425,365.02 : x
  2. Step 2: Convert to fraction form
    747,661.84/1,031,760.13 = 425,365.02/x
  3. Step 3: Cross multiply
    747,661.84x = 1,031,760.13 × 425,365.02
  4. Step 4: Simplify right side
    747,661.84x = 438,874,661,047.03
  5. Step 5: Solve for x
    x = 438,874,661,047.03/747,661.84
  6. Step 6: Final answer
    x = 586,996.21

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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.