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Finding the Fourth Proportional to 609,074, 840,501.04 and 337,153.76

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Solution

The fourth proportional to 609,074, 840,501.04 and 337,153.76 is: 465,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,074 : 840,501.04 = 337,153.76 : x
  2. Step 2: Convert to fraction form
    609,074/840,501.04 = 337,153.76/x
  3. Step 3: Cross multiply
    609,074x = 840,501.04 × 337,153.76
  4. Step 4: Simplify right side
    609,074x = 283,378,085,919.91
  5. Step 5: Solve for x
    x = 283,378,085,919.91/609,074
  6. Step 6: Final answer
    x = 465,260.52

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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.