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Finding the Fourth Proportional to 452,967.75, 625,134.38 and 251,802.63

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Solution

The fourth proportional to 452,967.75, 625,134.38 and 251,802.63 is: 347,509.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,967.75 : 625,134.38 = 251,802.63 : x
  2. Step 2: Convert to fraction form
    452,967.75/625,134.38 = 251,802.63/x
  3. Step 3: Cross multiply
    452,967.75x = 625,134.38 × 251,802.63
  4. Step 4: Simplify right side
    452,967.75x = 157,410,479,728.41
  5. Step 5: Solve for x
    x = 157,410,479,728.41/452,967.75
  6. Step 6: Final answer
    x = 347,509.24

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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.