Home / 454,737.24-627,429.50-258,488.31

Finding the Fourth Proportional to 454,737.24, 627,429.50 and 258,488.31

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Solution

The fourth proportional to 454,737.24, 627,429.50 and 258,488.31 is: 356,652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,737.24 : 627,429.50 = 258,488.31 : x
  2. Step 2: Convert to fraction form
    454,737.24/627,429.50 = 258,488.31/x
  3. Step 3: Cross multiply
    454,737.24x = 627,429.50 × 258,488.31
  4. Step 4: Simplify right side
    454,737.24x = 162,183,192,159.56
  5. Step 5: Solve for x
    x = 162,183,192,159.56/454,737.24
  6. Step 6: Final answer
    x = 356,652.54

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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.