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Finding the Fourth Proportional to 207,954.90, 310,428.05 and 182,732.30

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Solution

The fourth proportional to 207,954.90, 310,428.05 and 182,732.30 is: 272,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,954.90 : 310,428.05 = 182,732.30 : x
  2. Step 2: Convert to fraction form
    207,954.90/310,428.05 = 182,732.30/x
  3. Step 3: Cross multiply
    207,954.90x = 310,428.05 × 182,732.30
  4. Step 4: Simplify right side
    207,954.90x = 56,725,230,647.35
  5. Step 5: Solve for x
    x = 56,725,230,647.35/207,954.90
  6. Step 6: Final answer
    x = 272,776.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.