Home / 790,931.92-1,186,600.12-229,966.42

Finding the Fourth Proportional to 790,931.92, 1,186,600.12 and 229,966.42

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Solution

The fourth proportional to 790,931.92, 1,186,600.12 and 229,966.42 is: 345,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,931.92 : 1,186,600.12 = 229,966.42 : x
  2. Step 2: Convert to fraction form
    790,931.92/1,186,600.12 = 229,966.42/x
  3. Step 3: Cross multiply
    790,931.92x = 1,186,600.12 × 229,966.42
  4. Step 4: Simplify right side
    790,931.92x = 272,878,181,567.97
  5. Step 5: Solve for x
    x = 272,878,181,567.97/790,931.92
  6. Step 6: Final answer
    x = 345,008.43

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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.