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Finding the Fourth Proportional to 435,494.52, 652,987.50 and 168,943.56

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Solution

The fourth proportional to 435,494.52, 652,987.50 and 168,943.56 is: 253,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,494.52 : 652,987.50 = 168,943.56 : x
  2. Step 2: Convert to fraction form
    435,494.52/652,987.50 = 168,943.56/x
  3. Step 3: Cross multiply
    435,494.52x = 652,987.50 × 168,943.56
  4. Step 4: Simplify right side
    435,494.52x = 110,318,032,885.50
  5. Step 5: Solve for x
    x = 110,318,032,885.50/435,494.52
  6. Step 6: Final answer
    x = 253,316.70

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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.