Home / 317,734.16-476,370.45-149,167.76

Finding the Fourth Proportional to 317,734.16, 476,370.45 and 149,167.76

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Solution

The fourth proportional to 317,734.16, 476,370.45 and 149,167.76 is: 223,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,734.16 : 476,370.45 = 149,167.76 : x
  2. Step 2: Convert to fraction form
    317,734.16/476,370.45 = 149,167.76/x
  3. Step 3: Cross multiply
    317,734.16x = 476,370.45 × 149,167.76
  4. Step 4: Simplify right side
    317,734.16x = 71,059,110,574.84
  5. Step 5: Solve for x
    x = 71,059,110,574.84/317,734.16
  6. Step 6: Final answer
    x = 223,643.29

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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.