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Finding the Fourth Proportional to 609,347.22, 840,888.87 and 337,409.22

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Solution

The fourth proportional to 609,347.22, 840,888.87 and 337,409.22 is: 465,619.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,347.22 : 840,888.87 = 337,409.22 : x
  2. Step 2: Convert to fraction form
    609,347.22/840,888.87 = 337,409.22/x
  3. Step 3: Cross multiply
    609,347.22x = 840,888.87 × 337,409.22
  4. Step 4: Simplify right side
    609,347.22x = 283,723,657,733.38
  5. Step 5: Solve for x
    x = 283,723,657,733.38/609,347.22
  6. Step 6: Final answer
    x = 465,619.02

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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.