Home / 972,405.10-1,341,936.82-536,874.18

Finding the Fourth Proportional to 972,405.10, 1,341,936.82 and 536,874.18

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Solution

The fourth proportional to 972,405.10, 1,341,936.82 and 536,874.18 is: 740,896.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,405.10 : 1,341,936.82 = 536,874.18 : x
  2. Step 2: Convert to fraction form
    972,405.10/1,341,936.82 = 536,874.18/x
  3. Step 3: Cross multiply
    972,405.10x = 1,341,936.82 × 536,874.18
  4. Step 4: Simplify right side
    972,405.10x = 720,451,229,849.31
  5. Step 5: Solve for x
    x = 720,451,229,849.31/972,405.10
  6. Step 6: Final answer
    x = 740,896.19

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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.