Home / 684,722.99-944,747.96-442,714.35

Finding the Fourth Proportional to 684,722.99, 944,747.96 and 442,714.35

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Solution

The fourth proportional to 684,722.99, 944,747.96 and 442,714.35 is: 610,836.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,722.99 : 944,747.96 = 442,714.35 : x
  2. Step 2: Convert to fraction form
    684,722.99/944,747.96 = 442,714.35/x
  3. Step 3: Cross multiply
    684,722.99x = 944,747.96 × 442,714.35
  4. Step 4: Simplify right side
    684,722.99x = 418,253,476,811.65
  5. Step 5: Solve for x
    x = 418,253,476,811.65/684,722.99
  6. Step 6: Final answer
    x = 610,836.04

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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.