Home / 443,374.02-611,856.84-252,387.36

Finding the Fourth Proportional to 443,374.02, 611,856.84 and 252,387.36

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Solution

The fourth proportional to 443,374.02, 611,856.84 and 252,387.36 is: 348,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,374.02 : 611,856.84 = 252,387.36 : x
  2. Step 2: Convert to fraction form
    443,374.02/611,856.84 = 252,387.36/x
  3. Step 3: Cross multiply
    443,374.02x = 611,856.84 × 252,387.36
  4. Step 4: Simplify right side
    443,374.02x = 154,424,932,545.54
  5. Step 5: Solve for x
    x = 154,424,932,545.54/443,374.02
  6. Step 6: Final answer
    x = 348,294.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.