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Finding the Fourth Proportional to 252,140.40, 378,210.60 and 232,894.80

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Solution

The fourth proportional to 252,140.40, 378,210.60 and 232,894.80 is: 349,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,140.40 : 378,210.60 = 232,894.80 : x
  2. Step 2: Convert to fraction form
    252,140.40/378,210.60 = 232,894.80/x
  3. Step 3: Cross multiply
    252,140.40x = 378,210.60 × 232,894.80
  4. Step 4: Simplify right side
    252,140.40x = 88,083,282,044.88
  5. Step 5: Solve for x
    x = 88,083,282,044.88/252,140.40
  6. Step 6: Final answer
    x = 349,342.20

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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.