Home / 454,935.31-682,490.45-174,430.69

Finding the Fourth Proportional to 454,935.31, 682,490.45 and 174,430.69

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Solution

The fourth proportional to 454,935.31, 682,490.45 and 174,430.69 is: 261,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,935.31 : 682,490.45 = 174,430.69 : x
  2. Step 2: Convert to fraction form
    454,935.31/682,490.45 = 174,430.69/x
  3. Step 3: Cross multiply
    454,935.31x = 682,490.45 × 174,430.69
  4. Step 4: Simplify right side
    454,935.31x = 119,047,278,841.76
  5. Step 5: Solve for x
    x = 119,047,278,841.76/454,935.31
  6. Step 6: Final answer
    x = 261,679.58

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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.