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Finding the Fourth Proportional to 322,595.12, 483,534.12 and 243,452.72

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Solution

The fourth proportional to 322,595.12, 483,534.12 and 243,452.72 is: 364,908.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,595.12 : 483,534.12 = 243,452.72 : x
  2. Step 2: Convert to fraction form
    322,595.12/483,534.12 = 243,452.72/x
  3. Step 3: Cross multiply
    322,595.12x = 483,534.12 × 243,452.72
  4. Step 4: Simplify right side
    322,595.12x = 117,717,696,726.81
  5. Step 5: Solve for x
    x = 117,717,696,726.81/322,595.12
  6. Step 6: Final answer
    x = 364,908.49

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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.