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Finding the Fourth Proportional to 587,261.70, 880,892.55 and 410,114.70

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Solution

The fourth proportional to 587,261.70, 880,892.55 and 410,114.70 is: 615,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,261.70 : 880,892.55 = 410,114.70 : x
  2. Step 2: Convert to fraction form
    587,261.70/880,892.55 = 410,114.70/x
  3. Step 3: Cross multiply
    587,261.70x = 880,892.55 × 410,114.70
  4. Step 4: Simplify right side
    587,261.70x = 361,266,983,875.49
  5. Step 5: Solve for x
    x = 361,266,983,875.49/587,261.70
  6. Step 6: Final answer
    x = 615,172.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.