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Finding the Fourth Proportional to 210,523.60, 315,324.60 and 182,875.60

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Solution

The fourth proportional to 210,523.60, 315,324.60 and 182,875.60 is: 273,913.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,523.60 : 315,324.60 = 182,875.60 : x
  2. Step 2: Convert to fraction form
    210,523.60/315,324.60 = 182,875.60/x
  3. Step 3: Cross multiply
    210,523.60x = 315,324.60 × 182,875.60
  4. Step 4: Simplify right side
    210,523.60x = 57,665,175,419.76
  5. Step 5: Solve for x
    x = 57,665,175,419.76/210,523.60
  6. Step 6: Final answer
    x = 273,913.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.