Home / 753,151.16-1,039,372.54-413,619.41

Finding the Fourth Proportional to 753,151.16, 1,039,372.54 and 413,619.41

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Solution

The fourth proportional to 753,151.16, 1,039,372.54 and 413,619.41 is: 570,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,151.16 : 1,039,372.54 = 413,619.41 : x
  2. Step 2: Convert to fraction form
    753,151.16/1,039,372.54 = 413,619.41/x
  3. Step 3: Cross multiply
    753,151.16x = 1,039,372.54 × 413,619.41
  4. Step 4: Simplify right side
    753,151.16x = 429,904,650,534.09
  5. Step 5: Solve for x
    x = 429,904,650,534.09/753,151.16
  6. Step 6: Final answer
    x = 570,807.93

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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.