Home / 331,888.50-458,040.69-204,560.82

Finding the Fourth Proportional to 331,888.50, 458,040.69 and 204,560.82

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Solution

The fourth proportional to 331,888.50, 458,040.69 and 204,560.82 is: 282,315.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,888.50 : 458,040.69 = 204,560.82 : x
  2. Step 2: Convert to fraction form
    331,888.50/458,040.69 = 204,560.82/x
  3. Step 3: Cross multiply
    331,888.50x = 458,040.69 × 204,560.82
  4. Step 4: Simplify right side
    331,888.50x = 93,697,179,139.77
  5. Step 5: Solve for x
    x = 93,697,179,139.77/331,888.50
  6. Step 6: Final answer
    x = 282,315.23

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1.5x scale

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.