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Finding the Fourth Proportional to 245,433.40, 367,631.70 and 245,433.40

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Solution

The fourth proportional to 245,433.40, 367,631.70 and 245,433.40 is: 367,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,433.40 : 367,631.70 = 245,433.40 : x
  2. Step 2: Convert to fraction form
    245,433.40/367,631.70 = 245,433.40/x
  3. Step 3: Cross multiply
    245,433.40x = 367,631.70 × 245,433.40
  4. Step 4: Simplify right side
    245,433.40x = 90,229,098,078.78
  5. Step 5: Solve for x
    x = 90,229,098,078.78/245,433.40
  6. Step 6: Final answer
    x = 367,631.70

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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.