Home / 296,553.27-409,242.77-160,587.21

Finding the Fourth Proportional to 296,553.27, 409,242.77 and 160,587.21

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Solution

The fourth proportional to 296,553.27, 409,242.77 and 160,587.21 is: 221,609.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,553.27 : 409,242.77 = 160,587.21 : x
  2. Step 2: Convert to fraction form
    296,553.27/409,242.77 = 160,587.21/x
  3. Step 3: Cross multiply
    296,553.27x = 409,242.77 × 160,587.21
  4. Step 4: Simplify right side
    296,553.27x = 65,719,153,844.04
  5. Step 5: Solve for x
    x = 65,719,153,844.04/296,553.27
  6. Step 6: Final answer
    x = 221,609.94

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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.