Home / 293,426.10-440,139.15-160,233.71

Finding the Fourth Proportional to 293,426.10, 440,139.15 and 160,233.71

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Solution

The fourth proportional to 293,426.10, 440,139.15 and 160,233.71 is: 240,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,426.10 : 440,139.15 = 160,233.71 : x
  2. Step 2: Convert to fraction form
    293,426.10/440,139.15 = 160,233.71/x
  3. Step 3: Cross multiply
    293,426.10x = 440,139.15 × 160,233.71
  4. Step 4: Simplify right side
    293,426.10x = 70,525,126,720.05
  5. Step 5: Solve for x
    x = 70,525,126,720.05/293,426.10
  6. Step 6: Final answer
    x = 240,350.56

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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.