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Finding the Fourth Proportional to 452,694.36, 624,726.18 and 248,754.18

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Solution

The fourth proportional to 452,694.36, 624,726.18 and 248,754.18 is: 343,285.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,694.36 : 624,726.18 = 248,754.18 : x
  2. Step 2: Convert to fraction form
    452,694.36/624,726.18 = 248,754.18/x
  3. Step 3: Cross multiply
    452,694.36x = 624,726.18 × 248,754.18
  4. Step 4: Simplify right side
    452,694.36x = 155,403,248,630.43
  5. Step 5: Solve for x
    x = 155,403,248,630.43/452,694.36
  6. Step 6: Final answer
    x = 343,285.14

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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.