Home / 865,972.68-1,195,021.65-484,035.00

Finding the Fourth Proportional to 865,972.68, 1,195,021.65 and 484,035.00

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Solution

The fourth proportional to 865,972.68, 1,195,021.65 and 484,035.00 is: 667,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,972.68 : 1,195,021.65 = 484,035.00 : x
  2. Step 2: Convert to fraction form
    865,972.68/1,195,021.65 = 484,035.00/x
  3. Step 3: Cross multiply
    865,972.68x = 1,195,021.65 × 484,035.00
  4. Step 4: Simplify right side
    865,972.68x = 578,432,308,413.55
  5. Step 5: Solve for x
    x = 578,432,308,413.55/865,972.68
  6. Step 6: Final answer
    x = 667,956.76

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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.