Home / 1,029,274.06-1,543,971.56-398,191.18

Finding the Fourth Proportional to 1,029,274.06, 1,543,971.56 and 398,191.18

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Solution

The fourth proportional to 1,029,274.06, 1,543,971.56 and 398,191.18 is: 597,310.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,274.06 : 1,543,971.56 = 398,191.18 : x
  2. Step 2: Convert to fraction form
    1,029,274.06/1,543,971.56 = 398,191.18/x
  3. Step 3: Cross multiply
    1,029,274.06x = 1,543,971.56 × 398,191.18
  4. Step 4: Simplify right side
    1,029,274.06x = 614,795,857,362.84
  5. Step 5: Solve for x
    x = 614,795,857,362.84/1,029,274.06
  6. Step 6: Final answer
    x = 597,310.16

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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.