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Finding the Fourth Proportional to 609,489.77, 841,031.91 and 337,550.49

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Solution

The fourth proportional to 609,489.77, 841,031.91 and 337,550.49 is: 465,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,489.77 : 841,031.91 = 337,550.49 : x
  2. Step 2: Convert to fraction form
    609,489.77/841,031.91 = 337,550.49/x
  3. Step 3: Cross multiply
    609,489.77x = 841,031.91 × 337,550.49
  4. Step 4: Simplify right side
    609,489.77x = 283,890,733,326.14
  5. Step 5: Solve for x
    x = 283,890,733,326.14/609,489.77
  6. Step 6: Final answer
    x = 465,784.25

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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.