Home / 344,135.35-516,276.82-144,340.58

Finding the Fourth Proportional to 344,135.35, 516,276.82 and 144,340.58

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Solution

The fourth proportional to 344,135.35, 516,276.82 and 144,340.58 is: 216,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,135.35 : 516,276.82 = 144,340.58 : x
  2. Step 2: Convert to fraction form
    344,135.35/516,276.82 = 144,340.58/x
  3. Step 3: Cross multiply
    344,135.35x = 516,276.82 × 144,340.58
  4. Step 4: Simplify right side
    344,135.35x = 74,519,695,639.36
  5. Step 5: Solve for x
    x = 74,519,695,639.36/344,135.35
  6. Step 6: Final answer
    x = 216,541.82

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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.