Home / 288,217.26-432,589.55-146,160.58

Finding the Fourth Proportional to 288,217.26, 432,589.55 and 146,160.58

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Solution

The fourth proportional to 288,217.26, 432,589.55 and 146,160.58 is: 219,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,217.26 : 432,589.55 = 146,160.58 : x
  2. Step 2: Convert to fraction form
    288,217.26/432,589.55 = 146,160.58/x
  3. Step 3: Cross multiply
    288,217.26x = 432,589.55 × 146,160.58
  4. Step 4: Simplify right side
    288,217.26x = 63,227,539,529.94
  5. Step 5: Solve for x
    x = 63,227,539,529.94/288,217.26
  6. Step 6: Final answer
    x = 219,374.58

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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.