Home / 305,675.20-458,510.88-166,319.52

Finding the Fourth Proportional to 305,675.20, 458,510.88 and 166,319.52

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Solution

The fourth proportional to 305,675.20, 458,510.88 and 166,319.52 is: 249,478.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,675.20 : 458,510.88 = 166,319.52 : x
  2. Step 2: Convert to fraction form
    305,675.20/458,510.88 = 166,319.52/x
  3. Step 3: Cross multiply
    305,675.20x = 458,510.88 × 166,319.52
  4. Step 4: Simplify right side
    305,675.20x = 76,259,309,476.38
  5. Step 5: Solve for x
    x = 76,259,309,476.38/305,675.20
  6. Step 6: Final answer
    x = 249,478.24

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1.5x scale

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.