Home / 864,145.80-1,296,218.70-598,425.30

Finding the Fourth Proportional to 864,145.80, 1,296,218.70 and 598,425.30

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Solution

The fourth proportional to 864,145.80, 1,296,218.70 and 598,425.30 is: 897,637.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,145.80 : 1,296,218.70 = 598,425.30 : x
  2. Step 2: Convert to fraction form
    864,145.80/1,296,218.70 = 598,425.30/x
  3. Step 3: Cross multiply
    864,145.80x = 1,296,218.70 × 598,425.30
  4. Step 4: Simplify right side
    864,145.80x = 775,690,064,413.11
  5. Step 5: Solve for x
    x = 775,690,064,413.11/864,145.80
  6. Step 6: Final answer
    x = 897,637.95

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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.