Home / 296,031.22-408,522.21-160,064.20

Finding the Fourth Proportional to 296,031.22, 408,522.21 and 160,064.20

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Solution

The fourth proportional to 296,031.22, 408,522.21 and 160,064.20 is: 220,888.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,031.22 : 408,522.21 = 160,064.20 : x
  2. Step 2: Convert to fraction form
    296,031.22/408,522.21 = 160,064.20/x
  3. Step 3: Cross multiply
    296,031.22x = 408,522.21 × 160,064.20
  4. Step 4: Simplify right side
    296,031.22x = 65,389,780,725.88
  5. Step 5: Solve for x
    x = 65,389,780,725.88/296,031.22
  6. Step 6: Final answer
    x = 220,888.12

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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.