Home / 716,265.25-988,586.43-410,546.55

Finding the Fourth Proportional to 716,265.25, 988,586.43 and 410,546.55

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Solution

The fourth proportional to 716,265.25, 988,586.43 and 410,546.55 is: 566,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,265.25 : 988,586.43 = 410,546.55 : x
  2. Step 2: Convert to fraction form
    716,265.25/988,586.43 = 410,546.55/x
  3. Step 3: Cross multiply
    716,265.25x = 988,586.43 × 410,546.55
  4. Step 4: Simplify right side
    716,265.25x = 405,860,748,213.32
  5. Step 5: Solve for x
    x = 405,860,748,213.32/716,265.25
  6. Step 6: Final answer
    x = 566,634.70

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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.