Home / 491,985.24-738,211.14-292,699.32

Finding the Fourth Proportional to 491,985.24, 738,211.14 and 292,699.32

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Solution

The fourth proportional to 491,985.24, 738,211.14 and 292,699.32 is: 439,187.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,985.24 : 738,211.14 = 292,699.32 : x
  2. Step 2: Convert to fraction form
    491,985.24/738,211.14 = 292,699.32/x
  3. Step 3: Cross multiply
    491,985.24x = 738,211.14 × 292,699.32
  4. Step 4: Simplify right side
    491,985.24x = 216,073,898,694.43
  5. Step 5: Solve for x
    x = 216,073,898,694.43/491,985.24
  6. Step 6: Final answer
    x = 439,187.77

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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.