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Finding the Fourth Proportional to 435,034.56, 652,395.84 and 235,502.40

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Solution

The fourth proportional to 435,034.56, 652,395.84 and 235,502.40 is: 353,169.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,034.56 : 652,395.84 = 235,502.40 : x
  2. Step 2: Convert to fraction form
    435,034.56/652,395.84 = 235,502.40/x
  3. Step 3: Cross multiply
    435,034.56x = 652,395.84 × 235,502.40
  4. Step 4: Simplify right side
    435,034.56x = 153,640,786,070.02
  5. Step 5: Solve for x
    x = 153,640,786,070.02/435,034.56
  6. Step 6: Final answer
    x = 353,169.15

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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.