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Finding the Fourth Proportional to 466,851.84, 700,219.44 and 129,917.76

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Solution

The fourth proportional to 466,851.84, 700,219.44 and 129,917.76 is: 194,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,851.84 : 700,219.44 = 129,917.76 : x
  2. Step 2: Convert to fraction form
    466,851.84/700,219.44 = 129,917.76/x
  3. Step 3: Cross multiply
    466,851.84x = 700,219.44 × 129,917.76
  4. Step 4: Simplify right side
    466,851.84x = 90,970,941,153.25
  5. Step 5: Solve for x
    x = 90,970,941,153.25/466,851.84
  6. Step 6: Final answer
    x = 194,860.41

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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.