Home / 442,174.16-610,200.36-240,970

Finding the Fourth Proportional to 442,174.16, 610,200.36 and 240,970

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Solution

The fourth proportional to 442,174.16, 610,200.36 and 240,970 is: 332,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,174.16 : 610,200.36 = 240,970 : x
  2. Step 2: Convert to fraction form
    442,174.16/610,200.36 = 240,970/x
  3. Step 3: Cross multiply
    442,174.16x = 610,200.36 × 240,970
  4. Step 4: Simplify right side
    442,174.16x = 147,039,980,749.20
  5. Step 5: Solve for x
    x = 147,039,980,749.20/442,174.16
  6. Step 6: Final answer
    x = 332,538.61

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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.