Home / 296,973.40-409,818.26-167,909.72

Finding the Fourth Proportional to 296,973.40, 409,818.26 and 167,909.72

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Solution

The fourth proportional to 296,973.40, 409,818.26 and 167,909.72 is: 231,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,973.40 : 409,818.26 = 167,909.72 : x
  2. Step 2: Convert to fraction form
    296,973.40/409,818.26 = 167,909.72/x
  3. Step 3: Cross multiply
    296,973.40x = 409,818.26 × 167,909.72
  4. Step 4: Simplify right side
    296,973.40x = 68,812,469,287.49
  5. Step 5: Solve for x
    x = 68,812,469,287.49/296,973.40
  6. Step 6: Final answer
    x = 231,712.57

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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.