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Finding the Fourth Proportional to 609,048.99, 840,475.98 and 337,117.14

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Solution

The fourth proportional to 609,048.99, 840,475.98 and 337,117.14 is: 465,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,048.99 : 840,475.98 = 337,117.14 : x
  2. Step 2: Convert to fraction form
    609,048.99/840,475.98 = 337,117.14/x
  3. Step 3: Cross multiply
    609,048.99x = 840,475.98 × 337,117.14
  4. Step 4: Simplify right side
    609,048.99x = 283,338,858,616.30
  5. Step 5: Solve for x
    x = 283,338,858,616.30/609,048.99
  6. Step 6: Final answer
    x = 465,215.22

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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.