Home / 343,298.10-514,947.15-231,323.70

Finding the Fourth Proportional to 343,298.10, 514,947.15 and 231,323.70

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Solution

The fourth proportional to 343,298.10, 514,947.15 and 231,323.70 is: 346,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,298.10 : 514,947.15 = 231,323.70 : x
  2. Step 2: Convert to fraction form
    343,298.10/514,947.15 = 231,323.70/x
  3. Step 3: Cross multiply
    343,298.10x = 514,947.15 × 231,323.70
  4. Step 4: Simplify right side
    343,298.10x = 119,119,480,042.46
  5. Step 5: Solve for x
    x = 119,119,480,042.46/343,298.10
  6. Step 6: Final answer
    x = 346,985.55

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Similar ratio
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1.5x scale

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.