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Finding the Fourth Proportional to 360,500.40, 539,616.84 and 247,519.44

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Solution

The fourth proportional to 360,500.40, 539,616.84 and 247,519.44 is: 370,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,500.40 : 539,616.84 = 247,519.44 : x
  2. Step 2: Convert to fraction form
    360,500.40/539,616.84 = 247,519.44/x
  3. Step 3: Cross multiply
    360,500.40x = 539,616.84 × 247,519.44
  4. Step 4: Simplify right side
    360,500.40x = 133,565,658,051.37
  5. Step 5: Solve for x
    x = 133,565,658,051.37/360,500.40
  6. Step 6: Final answer
    x = 370,500.72

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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.