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Finding the Fourth Proportional to 435,876.12, 652,596.03 and 235,478.52

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Solution

The fourth proportional to 435,876.12, 652,596.03 and 235,478.52 is: 352,559.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,876.12 : 652,596.03 = 235,478.52 : x
  2. Step 2: Convert to fraction form
    435,876.12/652,596.03 = 235,478.52/x
  3. Step 3: Cross multiply
    435,876.12x = 652,596.03 × 235,478.52
  4. Step 4: Simplify right side
    435,876.12x = 153,672,347,302.28
  5. Step 5: Solve for x
    x = 153,672,347,302.28/435,876.12
  6. Step 6: Final answer
    x = 352,559.68

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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.