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Finding the Fourth Proportional to 466,856.01, 700,240.81 and 129,901.77

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Solution

The fourth proportional to 466,856.01, 700,240.81 and 129,901.77 is: 194,840.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,856.01 : 700,240.81 = 129,901.77 : x
  2. Step 2: Convert to fraction form
    466,856.01/700,240.81 = 129,901.77/x
  3. Step 3: Cross multiply
    466,856.01x = 700,240.81 × 129,901.77
  4. Step 4: Simplify right side
    466,856.01x = 90,962,520,645.23
  5. Step 5: Solve for x
    x = 90,962,520,645.23/466,856.01
  6. Step 6: Final answer
    x = 194,840.63

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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.