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Finding the Fourth Proportional to 522,242.55, 783,422.36 and 468,604.84

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Solution

The fourth proportional to 522,242.55, 783,422.36 and 468,604.84 is: 702,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,242.55 : 783,422.36 = 468,604.84 : x
  2. Step 2: Convert to fraction form
    522,242.55/783,422.36 = 468,604.84/x
  3. Step 3: Cross multiply
    522,242.55x = 783,422.36 × 468,604.84
  4. Step 4: Simplify right side
    522,242.55x = 367,115,506,530.15
  5. Step 5: Solve for x
    x = 367,115,506,530.15/522,242.55
  6. Step 6: Final answer
    x = 702,959.78

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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.