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Finding the Fourth Proportional to 662,309.88, 993,488.96 and 235,877.07

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Solution

The fourth proportional to 662,309.88, 993,488.96 and 235,877.07 is: 353,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,309.88 : 993,488.96 = 235,877.07 : x
  2. Step 2: Convert to fraction form
    662,309.88/993,488.96 = 235,877.07/x
  3. Step 3: Cross multiply
    662,309.88x = 993,488.96 × 235,877.07
  4. Step 4: Simplify right side
    662,309.88x = 234,341,264,962.15
  5. Step 5: Solve for x
    x = 234,341,264,962.15/662,309.88
  6. Step 6: Final answer
    x = 353,824.20

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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.