Home / 478,248.20-660,054.27-363,337.75

Finding the Fourth Proportional to 478,248.20, 660,054.27 and 363,337.75

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Solution

The fourth proportional to 478,248.20, 660,054.27 and 363,337.75 is: 501,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,248.20 : 660,054.27 = 363,337.75 : x
  2. Step 2: Convert to fraction form
    478,248.20/660,054.27 = 363,337.75/x
  3. Step 3: Cross multiply
    478,248.20x = 660,054.27 × 363,337.75
  4. Step 4: Simplify right side
    478,248.20x = 239,822,634,081.48
  5. Step 5: Solve for x
    x = 239,822,634,081.48/478,248.20
  6. Step 6: Final answer
    x = 501,460.61

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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.