Home / 324,864.81-487,297.22-158,510.25

Finding the Fourth Proportional to 324,864.81, 487,297.22 and 158,510.25

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Solution

The fourth proportional to 324,864.81, 487,297.22 and 158,510.25 is: 237,765.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,864.81 : 487,297.22 = 158,510.25 : x
  2. Step 2: Convert to fraction form
    324,864.81/487,297.22 = 158,510.25/x
  3. Step 3: Cross multiply
    324,864.81x = 487,297.22 × 158,510.25
  4. Step 4: Simplify right side
    324,864.81x = 77,241,603,373.95
  5. Step 5: Solve for x
    x = 77,241,603,373.95/324,864.81
  6. Step 6: Final answer
    x = 237,765.38

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Similar ratio
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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.