Home / 466,276.72-699,415.03-129,317.36

Finding the Fourth Proportional to 466,276.72, 699,415.03 and 129,317.36

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Solution

The fourth proportional to 466,276.72, 699,415.03 and 129,317.36 is: 193,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,276.72 : 699,415.03 = 129,317.36 : x
  2. Step 2: Convert to fraction form
    466,276.72/699,415.03 = 129,317.36/x
  3. Step 3: Cross multiply
    466,276.72x = 699,415.03 × 129,317.36
  4. Step 4: Simplify right side
    466,276.72x = 90,446,506,065.17
  5. Step 5: Solve for x
    x = 90,446,506,065.17/466,276.72
  6. Step 6: Final answer
    x = 193,976.03

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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.