Home / 439,594.17-659,384.06-140,070.70

Finding the Fourth Proportional to 439,594.17, 659,384.06 and 140,070.70

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Solution

The fourth proportional to 439,594.17, 659,384.06 and 140,070.70 is: 210,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,594.17 : 659,384.06 = 140,070.70 : x
  2. Step 2: Convert to fraction form
    439,594.17/659,384.06 = 140,070.70/x
  3. Step 3: Cross multiply
    439,594.17x = 659,384.06 × 140,070.70
  4. Step 4: Simplify right side
    439,594.17x = 92,360,386,853.04
  5. Step 5: Solve for x
    x = 92,360,386,853.04/439,594.17
  6. Step 6: Final answer
    x = 210,103.76

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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.