Home / 869,652.59-1,304,568.17-301,032.78

Finding the Fourth Proportional to 869,652.59, 1,304,568.17 and 301,032.78

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Solution

The fourth proportional to 869,652.59, 1,304,568.17 and 301,032.78 is: 451,580.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,652.59 : 1,304,568.17 = 301,032.78 : x
  2. Step 2: Convert to fraction form
    869,652.59/1,304,568.17 = 301,032.78/x
  3. Step 3: Cross multiply
    869,652.59x = 1,304,568.17 × 301,032.78
  4. Step 4: Simplify right side
    869,652.59x = 392,717,781,409.45
  5. Step 5: Solve for x
    x = 392,717,781,409.45/869,652.59
  6. Step 6: Final answer
    x = 451,580.08

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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.