Home / 869,549.40-1,304,324.10-729,581.40

Finding the Fourth Proportional to 869,549.40, 1,304,324.10 and 729,581.40

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Solution

The fourth proportional to 869,549.40, 1,304,324.10 and 729,581.40 is: 1,094,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,549.40 : 1,304,324.10 = 729,581.40 : x
  2. Step 2: Convert to fraction form
    869,549.40/1,304,324.10 = 729,581.40/x
  3. Step 3: Cross multiply
    869,549.40x = 1,304,324.10 × 729,581.40
  4. Step 4: Simplify right side
    869,549.40x = 951,610,602,931.74
  5. Step 5: Solve for x
    x = 951,610,602,931.74/869,549.40
  6. Step 6: Final answer
    x = 1,094,372.10

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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.