Home / 782,573.10-1,173,427.11-242,679.66

Finding the Fourth Proportional to 782,573.10, 1,173,427.11 and 242,679.66

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Solution

The fourth proportional to 782,573.10, 1,173,427.11 and 242,679.66 is: 363,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,573.10 : 1,173,427.11 = 242,679.66 : x
  2. Step 2: Convert to fraction form
    782,573.10/1,173,427.11 = 242,679.66/x
  3. Step 3: Cross multiply
    782,573.10x = 1,173,427.11 × 242,679.66
  4. Step 4: Simplify right side
    782,573.10x = 284,766,892,089.58
  5. Step 5: Solve for x
    x = 284,766,892,089.58/782,573.10
  6. Step 6: Final answer
    x = 363,885.36

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Double scale
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1.5x scale

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.