Home / 684,095.52-944,057.79-378,167.04

Finding the Fourth Proportional to 684,095.52, 944,057.79 and 378,167.04

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Solution

The fourth proportional to 684,095.52, 944,057.79 and 378,167.04 is: 521,873.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,095.52 : 944,057.79 = 378,167.04 : x
  2. Step 2: Convert to fraction form
    684,095.52/944,057.79 = 378,167.04/x
  3. Step 3: Cross multiply
    684,095.52x = 944,057.79 × 378,167.04
  4. Step 4: Simplify right side
    684,095.52x = 357,011,540,033.24
  5. Step 5: Solve for x
    x = 357,011,540,033.24/684,095.52
  6. Step 6: Final answer
    x = 521,873.82

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1.5x scale

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.