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Finding the Fourth Proportional to 435,494.88, 653,248.80 and 155,004.84

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Solution

The fourth proportional to 435,494.88, 653,248.80 and 155,004.84 is: 232,509.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,494.88 : 653,248.80 = 155,004.84 : x
  2. Step 2: Convert to fraction form
    435,494.88/653,248.80 = 155,004.84/x
  3. Step 3: Cross multiply
    435,494.88x = 653,248.80 × 155,004.84
  4. Step 4: Simplify right side
    435,494.88x = 101,256,725,724.19
  5. Step 5: Solve for x
    x = 101,256,725,724.19/435,494.88
  6. Step 6: Final answer
    x = 232,509.57

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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.