Home / 305,284.98-458,024.04-136,949.70

Finding the Fourth Proportional to 305,284.98, 458,024.04 and 136,949.70

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Solution

The fourth proportional to 305,284.98, 458,024.04 and 136,949.70 is: 205,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,284.98 : 458,024.04 = 136,949.70 : x
  2. Step 2: Convert to fraction form
    305,284.98/458,024.04 = 136,949.70/x
  3. Step 3: Cross multiply
    305,284.98x = 458,024.04 × 136,949.70
  4. Step 4: Simplify right side
    305,284.98x = 62,726,254,870.79
  5. Step 5: Solve for x
    x = 62,726,254,870.79/305,284.98
  6. Step 6: Final answer
    x = 205,467.87

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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.