Home / 344,217.78-516,528.95-144,522.81

Finding the Fourth Proportional to 344,217.78, 516,528.95 and 144,522.81

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Solution

The fourth proportional to 344,217.78, 516,528.95 and 144,522.81 is: 216,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,217.78 : 516,528.95 = 144,522.81 : x
  2. Step 2: Convert to fraction form
    344,217.78/516,528.95 = 144,522.81/x
  3. Step 3: Cross multiply
    344,217.78x = 516,528.95 × 144,522.81
  4. Step 4: Simplify right side
    344,217.78x = 74,650,214,577.74
  5. Step 5: Solve for x
    x = 74,650,214,577.74/344,217.78
  6. Step 6: Final answer
    x = 216,869.14

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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.