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Finding the Fourth Proportional to 322,444.64, 483,677.80 and 144,952.24

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Solution

The fourth proportional to 322,444.64, 483,677.80 and 144,952.24 is: 217,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,444.64 : 483,677.80 = 144,952.24 : x
  2. Step 2: Convert to fraction form
    322,444.64/483,677.80 = 144,952.24/x
  3. Step 3: Cross multiply
    322,444.64x = 483,677.80 × 144,952.24
  4. Step 4: Simplify right side
    322,444.64x = 70,110,180,548.27
  5. Step 5: Solve for x
    x = 70,110,180,548.27/322,444.64
  6. Step 6: Final answer
    x = 217,433.23

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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.