Home / 566,664.24-851,176.80-478,091.28

Finding the Fourth Proportional to 566,664.24, 851,176.80 and 478,091.28

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Solution

The fourth proportional to 566,664.24, 851,176.80 and 478,091.28 is: 718,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,664.24 : 851,176.80 = 478,091.28 : x
  2. Step 2: Convert to fraction form
    566,664.24/851,176.80 = 478,091.28/x
  3. Step 3: Cross multiply
    566,664.24x = 851,176.80 × 478,091.28
  4. Step 4: Simplify right side
    566,664.24x = 406,940,205,818.30
  5. Step 5: Solve for x
    x = 406,940,205,818.30/566,664.24
  6. Step 6: Final answer
    x = 718,132.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.