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Finding the Fourth Proportional to 609,264.69, 840,811.54 and 337,332.57

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Solution

The fourth proportional to 609,264.69, 840,811.54 and 337,332.57 is: 465,533.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,264.69 : 840,811.54 = 337,332.57 : x
  2. Step 2: Convert to fraction form
    609,264.69/840,811.54 = 337,332.57/x
  3. Step 3: Cross multiply
    609,264.69x = 840,811.54 × 337,332.57
  4. Step 4: Simplify right side
    609,264.69x = 283,633,115,987.20
  5. Step 5: Solve for x
    x = 283,633,115,987.20/609,264.69
  6. Step 6: Final answer
    x = 465,533.49

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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.