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Finding the Fourth Proportional to 324,360.48, 486,332.80 and 134,952.24

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Solution

The fourth proportional to 324,360.48, 486,332.80 and 134,952.24 is: 202,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,360.48 : 486,332.80 = 134,952.24 : x
  2. Step 2: Convert to fraction form
    324,360.48/486,332.80 = 134,952.24/x
  3. Step 3: Cross multiply
    324,360.48x = 486,332.80 × 134,952.24
  4. Step 4: Simplify right side
    324,360.48x = 65,631,700,745.47
  5. Step 5: Solve for x
    x = 65,631,700,745.47/324,360.48
  6. Step 6: Final answer
    x = 202,341.85

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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.