Home / 296,690.04-409,446.90-165,885.57

Finding the Fourth Proportional to 296,690.04, 409,446.90 and 165,885.57

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Solution

The fourth proportional to 296,690.04, 409,446.90 and 165,885.57 is: 228,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,690.04 : 409,446.90 = 165,885.57 : x
  2. Step 2: Convert to fraction form
    296,690.04/409,446.90 = 165,885.57/x
  3. Step 3: Cross multiply
    296,690.04x = 409,446.90 × 165,885.57
  4. Step 4: Simplify right side
    296,690.04x = 67,921,332,391.23
  5. Step 5: Solve for x
    x = 67,921,332,391.23/296,690.04
  6. Step 6: Final answer
    x = 228,930.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.