Home / 845,951.88-1,269,008.13-306,344.46

Finding the Fourth Proportional to 845,951.88, 1,269,008.13 and 306,344.46

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Solution

The fourth proportional to 845,951.88, 1,269,008.13 and 306,344.46 is: 459,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,951.88 : 1,269,008.13 = 306,344.46 : x
  2. Step 2: Convert to fraction form
    845,951.88/1,269,008.13 = 306,344.46/x
  3. Step 3: Cross multiply
    845,951.88x = 1,269,008.13 × 306,344.46
  4. Step 4: Simplify right side
    845,951.88x = 388,753,610,320.46
  5. Step 5: Solve for x
    x = 388,753,610,320.46/845,951.88
  6. Step 6: Final answer
    x = 459,545.77

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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.