Home / 296,229.47-444,387.94-85,840.07

Finding the Fourth Proportional to 296,229.47, 444,387.94 and 85,840.07

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Solution

The fourth proportional to 296,229.47, 444,387.94 and 85,840.07 is: 128,772.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,229.47 : 444,387.94 = 85,840.07 : x
  2. Step 2: Convert to fraction form
    296,229.47/444,387.94 = 85,840.07/x
  3. Step 3: Cross multiply
    296,229.47x = 444,387.94 × 85,840.07
  4. Step 4: Simplify right side
    296,229.47x = 38,146,289,440.22
  5. Step 5: Solve for x
    x = 38,146,289,440.22/296,229.47
  6. Step 6: Final answer
    x = 128,772.77

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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.