Home / 278,085.46-383,554.02-182,557.30

Finding the Fourth Proportional to 278,085.46, 383,554.02 and 182,557.30

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Solution

The fourth proportional to 278,085.46, 383,554.02 and 182,557.30 is: 251,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,085.46 : 383,554.02 = 182,557.30 : x
  2. Step 2: Convert to fraction form
    278,085.46/383,554.02 = 182,557.30/x
  3. Step 3: Cross multiply
    278,085.46x = 383,554.02 × 182,557.30
  4. Step 4: Simplify right side
    278,085.46x = 70,020,586,295.35
  5. Step 5: Solve for x
    x = 70,020,586,295.35/278,085.46
  6. Step 6: Final answer
    x = 251,795.21

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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.