Home / 855,897.32-1,181,123.84-473,915.90

Finding the Fourth Proportional to 855,897.32, 1,181,123.84 and 473,915.90

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Solution

The fourth proportional to 855,897.32, 1,181,123.84 and 473,915.90 is: 653,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,897.32 : 1,181,123.84 = 473,915.90 : x
  2. Step 2: Convert to fraction form
    855,897.32/1,181,123.84 = 473,915.90/x
  3. Step 3: Cross multiply
    855,897.32x = 1,181,123.84 × 473,915.90
  4. Step 4: Simplify right side
    855,897.32x = 559,753,367,645.06
  5. Step 5: Solve for x
    x = 559,753,367,645.06/855,897.32
  6. Step 6: Final answer
    x = 653,995.93

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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.