Home / 758,442.60-1,137,668.34-253,002.36

Finding the Fourth Proportional to 758,442.60, 1,137,668.34 and 253,002.36

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Solution

The fourth proportional to 758,442.60, 1,137,668.34 and 253,002.36 is: 379,505.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,442.60 : 1,137,668.34 = 253,002.36 : x
  2. Step 2: Convert to fraction form
    758,442.60/1,137,668.34 = 253,002.36/x
  3. Step 3: Cross multiply
    758,442.60x = 1,137,668.34 × 253,002.36
  4. Step 4: Simplify right side
    758,442.60x = 287,832,774,917.28
  5. Step 5: Solve for x
    x = 287,832,774,917.28/758,442.60
  6. Step 6: Final answer
    x = 379,505.02

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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.