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Finding the Fourth Proportional to 598,671.24, 826,308.12 and 344,170.32

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Solution

The fourth proportional to 598,671.24, 826,308.12 and 344,170.32 is: 475,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,671.24 : 826,308.12 = 344,170.32 : x
  2. Step 2: Convert to fraction form
    598,671.24/826,308.12 = 344,170.32/x
  3. Step 3: Cross multiply
    598,671.24x = 826,308.12 × 344,170.32
  4. Step 4: Simplify right side
    598,671.24x = 284,390,730,079.00
  5. Step 5: Solve for x
    x = 284,390,730,079.00/598,671.24
  6. Step 6: Final answer
    x = 475,036.57

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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.