Home / 708,091.73-1,062,136.62-328,805.06

Finding the Fourth Proportional to 708,091.73, 1,062,136.62 and 328,805.06

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Solution

The fourth proportional to 708,091.73, 1,062,136.62 and 328,805.06 is: 493,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,091.73 : 1,062,136.62 = 328,805.06 : x
  2. Step 2: Convert to fraction form
    708,091.73/1,062,136.62 = 328,805.06/x
  3. Step 3: Cross multiply
    708,091.73x = 1,062,136.62 × 328,805.06
  4. Step 4: Simplify right side
    708,091.73x = 349,235,889,756.61
  5. Step 5: Solve for x
    x = 349,235,889,756.61/708,091.73
  6. Step 6: Final answer
    x = 493,207.13

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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.