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Finding the Fourth Proportional to 868,952.32, 1,304,132.64 and 448,348.48

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Solution

The fourth proportional to 868,952.32, 1,304,132.64 and 448,348.48 is: 672,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,952.32 : 1,304,132.64 = 448,348.48 : x
  2. Step 2: Convert to fraction form
    868,952.32/1,304,132.64 = 448,348.48/x
  3. Step 3: Cross multiply
    868,952.32x = 1,304,132.64 × 448,348.48
  4. Step 4: Simplify right side
    868,952.32x = 584,705,886,862.39
  5. Step 5: Solve for x
    x = 584,705,886,862.39/868,952.32
  6. Step 6: Final answer
    x = 672,886.04

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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.