Home / 898,336.20-1,348,022.70-337,427.40

Finding the Fourth Proportional to 898,336.20, 1,348,022.70 and 337,427.40

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Solution

The fourth proportional to 898,336.20, 1,348,022.70 and 337,427.40 is: 506,335.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,336.20 : 1,348,022.70 = 337,427.40 : x
  2. Step 2: Convert to fraction form
    898,336.20/1,348,022.70 = 337,427.40/x
  3. Step 3: Cross multiply
    898,336.20x = 1,348,022.70 × 337,427.40
  4. Step 4: Simplify right side
    898,336.20x = 454,859,794,801.98
  5. Step 5: Solve for x
    x = 454,859,794,801.98/898,336.20
  6. Step 6: Final answer
    x = 506,335.82

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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.