Home / 959,892.30-1,439,838.45-328,724.10

Finding the Fourth Proportional to 959,892.30, 1,439,838.45 and 328,724.10

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Solution

The fourth proportional to 959,892.30, 1,439,838.45 and 328,724.10 is: 493,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,892.30 : 1,439,838.45 = 328,724.10 : x
  2. Step 2: Convert to fraction form
    959,892.30/1,439,838.45 = 328,724.10/x
  3. Step 3: Cross multiply
    959,892.30x = 1,439,838.45 × 328,724.10
  4. Step 4: Simplify right side
    959,892.30x = 473,309,598,621.65
  5. Step 5: Solve for x
    x = 473,309,598,621.65/959,892.30
  6. Step 6: Final answer
    x = 493,086.15

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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.