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Finding the Fourth Proportional to 229,250.40, 317,084.40 and 202,754.40

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Solution

The fourth proportional to 229,250.40, 317,084.40 and 202,754.40 is: 280,436.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,250.40 : 317,084.40 = 202,754.40 : x
  2. Step 2: Convert to fraction form
    229,250.40/317,084.40 = 202,754.40/x
  3. Step 3: Cross multiply
    229,250.40x = 317,084.40 × 202,754.40
  4. Step 4: Simplify right side
    229,250.40x = 64,290,257,271.36
  5. Step 5: Solve for x
    x = 64,290,257,271.36/229,250.40
  6. Step 6: Final answer
    x = 280,436.84

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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.