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Finding the Fourth Proportional to 442,424.15, 610,597.17 and 251,466.25

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Solution

The fourth proportional to 442,424.15, 610,597.17 and 251,466.25 is: 347,052.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,424.15 : 610,597.17 = 251,466.25 : x
  2. Step 2: Convert to fraction form
    442,424.15/610,597.17 = 251,466.25/x
  3. Step 3: Cross multiply
    442,424.15x = 610,597.17 × 251,466.25
  4. Step 4: Simplify right side
    442,424.15x = 153,544,578,445.35
  5. Step 5: Solve for x
    x = 153,544,578,445.35/442,424.15
  6. Step 6: Final answer
    x = 347,052.88

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1.5x scale

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.