Home / 665,151.52-997,724.40-166,514.08

Finding the Fourth Proportional to 665,151.52, 997,724.40 and 166,514.08

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Solution

The fourth proportional to 665,151.52, 997,724.40 and 166,514.08 is: 249,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,151.52 : 997,724.40 = 166,514.08 : x
  2. Step 2: Convert to fraction form
    665,151.52/997,724.40 = 166,514.08/x
  3. Step 3: Cross multiply
    665,151.52x = 997,724.40 × 166,514.08
  4. Step 4: Simplify right side
    665,151.52x = 166,135,160,559.55
  5. Step 5: Solve for x
    x = 166,135,160,559.55/665,151.52
  6. Step 6: Final answer
    x = 249,770.40

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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.