Home / 296,916.16-409,749.20-160,954.40

Finding the Fourth Proportional to 296,916.16, 409,749.20 and 160,954.40

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Solution

The fourth proportional to 296,916.16, 409,749.20 and 160,954.40 is: 222,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,916.16 : 409,749.20 = 160,954.40 : x
  2. Step 2: Convert to fraction form
    296,916.16/409,749.20 = 160,954.40/x
  3. Step 3: Cross multiply
    296,916.16x = 409,749.20 × 160,954.40
  4. Step 4: Simplify right side
    296,916.16x = 65,950,936,636.48
  5. Step 5: Solve for x
    x = 65,950,936,636.48/296,916.16
  6. Step 6: Final answer
    x = 222,119.73

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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.