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Finding the Fourth Proportional to 245,184.70, 367,777.05 and 203,712.70

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Solution

The fourth proportional to 245,184.70, 367,777.05 and 203,712.70 is: 305,569.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,184.70 : 367,777.05 = 203,712.70 : x
  2. Step 2: Convert to fraction form
    245,184.70/367,777.05 = 203,712.70/x
  3. Step 3: Cross multiply
    245,184.70x = 367,777.05 × 203,712.70
  4. Step 4: Simplify right side
    245,184.70x = 74,920,855,853.54
  5. Step 5: Solve for x
    x = 74,920,855,853.54/245,184.70
  6. Step 6: Final answer
    x = 305,569.05

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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.