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Finding the Fourth Proportional to 334,642.86, 461,807.72 and 181,681.24

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Solution

The fourth proportional to 334,642.86, 461,807.72 and 181,681.24 is: 250,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,642.86 : 461,807.72 = 181,681.24 : x
  2. Step 2: Convert to fraction form
    334,642.86/461,807.72 = 181,681.24/x
  3. Step 3: Cross multiply
    334,642.86x = 461,807.72 × 181,681.24
  4. Step 4: Simplify right side
    334,642.86x = 83,901,799,211.17
  5. Step 5: Solve for x
    x = 83,901,799,211.17/334,642.86
  6. Step 6: Final answer
    x = 250,720.42

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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.