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Finding the Fourth Proportional to 888,480.48, 1,330,585.20 and 508,248.48

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Solution

The fourth proportional to 888,480.48, 1,330,585.20 and 508,248.48 is: 761,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,480.48 : 1,330,585.20 = 508,248.48 : x
  2. Step 2: Convert to fraction form
    888,480.48/1,330,585.20 = 508,248.48/x
  3. Step 3: Cross multiply
    888,480.48x = 1,330,585.20 × 508,248.48
  4. Step 4: Simplify right side
    888,480.48x = 676,267,905,410.50
  5. Step 5: Solve for x
    x = 676,267,905,410.50/888,480.48
  6. Step 6: Final answer
    x = 761,151.11

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1.5x scale

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.