Home / 492,586.47-679,768.29-277,725.06

Finding the Fourth Proportional to 492,586.47, 679,768.29 and 277,725.06

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Solution

The fourth proportional to 492,586.47, 679,768.29 and 277,725.06 is: 383,260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,586.47 : 679,768.29 = 277,725.06 : x
  2. Step 2: Convert to fraction form
    492,586.47/679,768.29 = 277,725.06/x
  3. Step 3: Cross multiply
    492,586.47x = 679,768.29 × 277,725.06
  4. Step 4: Simplify right side
    492,586.47x = 188,788,689,126.35
  5. Step 5: Solve for x
    x = 188,788,689,126.35/492,586.47
  6. Step 6: Final answer
    x = 383,260.00

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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.