Home / 609,341.20-840,880.54-337,403.24

Finding the Fourth Proportional to 609,341.20, 840,880.54 and 337,403.24

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Solution

The fourth proportional to 609,341.20, 840,880.54 and 337,403.24 is: 465,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,341.20 : 840,880.54 = 337,403.24 : x
  2. Step 2: Convert to fraction form
    609,341.20/840,880.54 = 337,403.24/x
  3. Step 3: Cross multiply
    609,341.20x = 840,880.54 × 337,403.24
  4. Step 4: Simplify right side
    609,341.20x = 283,715,818,648.95
  5. Step 5: Solve for x
    x = 283,715,818,648.95/609,341.20
  6. Step 6: Final answer
    x = 465,610.76

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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.