Home / 756,943.66-1,134,130.20-456,793.53

Finding the Fourth Proportional to 756,943.66, 1,134,130.20 and 456,793.53

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Solution

The fourth proportional to 756,943.66, 1,134,130.20 and 456,793.53 is: 684,414.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,943.66 : 1,134,130.20 = 456,793.53 : x
  2. Step 2: Convert to fraction form
    756,943.66/1,134,130.20 = 456,793.53/x
  3. Step 3: Cross multiply
    756,943.66x = 1,134,130.20 × 456,793.53
  4. Step 4: Simplify right side
    756,943.66x = 518,063,337,537.61
  5. Step 5: Solve for x
    x = 518,063,337,537.61/756,943.66
  6. Step 6: Final answer
    x = 684,414.66

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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.