Home / 442,721.09-610,952.29-251,734.50

Finding the Fourth Proportional to 442,721.09, 610,952.29 and 251,734.50

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Solution

The fourth proportional to 442,721.09, 610,952.29 and 251,734.50 is: 347,392.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,721.09 : 610,952.29 = 251,734.50 : x
  2. Step 2: Convert to fraction form
    442,721.09/610,952.29 = 251,734.50/x
  3. Step 3: Cross multiply
    442,721.09x = 610,952.29 × 251,734.50
  4. Step 4: Simplify right side
    442,721.09x = 153,797,768,617.67
  5. Step 5: Solve for x
    x = 153,797,768,617.67/442,721.09
  6. Step 6: Final answer
    x = 347,392.01

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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.