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Finding the Fourth Proportional to 555,503.16, 766,287.42 and 452,248.44

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Solution

The fourth proportional to 555,503.16, 766,287.42 and 452,248.44 is: 623,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,503.16 : 766,287.42 = 452,248.44 : x
  2. Step 2: Convert to fraction form
    555,503.16/766,287.42 = 452,248.44/x
  3. Step 3: Cross multiply
    555,503.16x = 766,287.42 × 452,248.44
  4. Step 4: Simplify right side
    555,503.16x = 346,552,290,286.63
  5. Step 5: Solve for x
    x = 346,552,290,286.63/555,503.16
  6. Step 6: Final answer
    x = 623,852.96

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1.5x scale

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.