Home / 758,445.60-1,137,672.84-253,005.36

Finding the Fourth Proportional to 758,445.60, 1,137,672.84 and 253,005.36

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Solution

The fourth proportional to 758,445.60, 1,137,672.84 and 253,005.36 is: 379,509.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,445.60 : 1,137,672.84 = 253,005.36 : x
  2. Step 2: Convert to fraction form
    758,445.60/1,137,672.84 = 253,005.36/x
  3. Step 3: Cross multiply
    758,445.60x = 1,137,672.84 × 253,005.36
  4. Step 4: Simplify right side
    758,445.60x = 287,837,326,446.42
  5. Step 5: Solve for x
    x = 287,837,326,446.42/758,445.60
  6. Step 6: Final answer
    x = 379,509.52

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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.