Home / 354,667.19-532,241.75-144,343.40

Finding the Fourth Proportional to 354,667.19, 532,241.75 and 144,343.40

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Solution

The fourth proportional to 354,667.19, 532,241.75 and 144,343.40 is: 216,613.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,667.19 : 532,241.75 = 144,343.40 : x
  2. Step 2: Convert to fraction form
    354,667.19/532,241.75 = 144,343.40/x
  3. Step 3: Cross multiply
    354,667.19x = 532,241.75 × 144,343.40
  4. Step 4: Simplify right side
    354,667.19x = 76,825,581,516.60
  5. Step 5: Solve for x
    x = 76,825,581,516.60/354,667.19
  6. Step 6: Final answer
    x = 216,613.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.