Home / 302,468.03-453,667.48-80,869.31

Finding the Fourth Proportional to 302,468.03, 453,667.48 and 80,869.31

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Solution

The fourth proportional to 302,468.03, 453,667.48 and 80,869.31 is: 121,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,468.03 : 453,667.48 = 80,869.31 : x
  2. Step 2: Convert to fraction form
    302,468.03/453,667.48 = 80,869.31/x
  3. Step 3: Cross multiply
    302,468.03x = 453,667.48 × 80,869.31
  4. Step 4: Simplify right side
    302,468.03x = 36,687,776,077.04
  5. Step 5: Solve for x
    x = 36,687,776,077.04/302,468.03
  6. Step 6: Final answer
    x = 121,294.72

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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.