Home / 684,415.52-944,345.04-382,599.20

Finding the Fourth Proportional to 684,415.52, 944,345.04 and 382,599.20

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Solution

The fourth proportional to 684,415.52, 944,345.04 and 382,599.20 is: 527,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,415.52 : 944,345.04 = 382,599.20 : x
  2. Step 2: Convert to fraction form
    684,415.52/944,345.04 = 382,599.20/x
  3. Step 3: Cross multiply
    684,415.52x = 944,345.04 × 382,599.20
  4. Step 4: Simplify right side
    684,415.52x = 361,305,656,827.97
  5. Step 5: Solve for x
    x = 361,305,656,827.97/684,415.52
  6. Step 6: Final answer
    x = 527,903.95

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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.