Home / 329,444.13-454,457.36-200,421.93

Finding the Fourth Proportional to 329,444.13, 454,457.36 and 200,421.93

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Solution

The fourth proportional to 329,444.13, 454,457.36 and 200,421.93 is: 276,475.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,444.13 : 454,457.36 = 200,421.93 : x
  2. Step 2: Convert to fraction form
    329,444.13/454,457.36 = 200,421.93/x
  3. Step 3: Cross multiply
    329,444.13x = 454,457.36 × 200,421.93
  4. Step 4: Simplify right side
    329,444.13x = 91,083,220,191.80
  5. Step 5: Solve for x
    x = 91,083,220,191.80/329,444.13
  6. Step 6: Final answer
    x = 276,475.47

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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.