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Finding the Fourth Proportional to 268,728.66, 370,655.87 and 182,637.11

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Solution

The fourth proportional to 268,728.66, 370,655.87 and 182,637.11 is: 251,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,728.66 : 370,655.87 = 182,637.11 : x
  2. Step 2: Convert to fraction form
    268,728.66/370,655.87 = 182,637.11/x
  3. Step 3: Cross multiply
    268,728.66x = 370,655.87 × 182,637.11
  4. Step 4: Simplify right side
    268,728.66x = 67,695,516,914.79
  5. Step 5: Solve for x
    x = 67,695,516,914.79/268,728.66
  6. Step 6: Final answer
    x = 251,910.30

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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.