Home / 442,736.42-610,976.34-251,761.50

Finding the Fourth Proportional to 442,736.42, 610,976.34 and 251,761.50

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Solution

The fourth proportional to 442,736.42, 610,976.34 and 251,761.50 is: 347,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,736.42 : 610,976.34 = 251,761.50 : x
  2. Step 2: Convert to fraction form
    442,736.42/610,976.34 = 251,761.50/x
  3. Step 3: Cross multiply
    442,736.42x = 610,976.34 × 251,761.50
  4. Step 4: Simplify right side
    442,736.42x = 153,820,319,822.91
  5. Step 5: Solve for x
    x = 153,820,319,822.91/442,736.42
  6. Step 6: Final answer
    x = 347,430.92

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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.