Home / 748,981.44-1,033,600.50-426,686.40

Finding the Fourth Proportional to 748,981.44, 1,033,600.50 and 426,686.40

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Solution

The fourth proportional to 748,981.44, 1,033,600.50 and 426,686.40 is: 588,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,981.44 : 1,033,600.50 = 426,686.40 : x
  2. Step 2: Convert to fraction form
    748,981.44/1,033,600.50 = 426,686.40/x
  3. Step 3: Cross multiply
    748,981.44x = 1,033,600.50 × 426,686.40
  4. Step 4: Simplify right side
    748,981.44x = 441,023,276,383.20
  5. Step 5: Solve for x
    x = 441,023,276,383.20/748,981.44
  6. Step 6: Final answer
    x = 588,830.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.