Home / 918,853.45-1,378,345.85-244,931.29

Finding the Fourth Proportional to 918,853.45, 1,378,345.85 and 244,931.29

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Solution

The fourth proportional to 918,853.45, 1,378,345.85 and 244,931.29 is: 367,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,853.45 : 1,378,345.85 = 244,931.29 : x
  2. Step 2: Convert to fraction form
    918,853.45/1,378,345.85 = 244,931.29/x
  3. Step 3: Cross multiply
    918,853.45x = 1,378,345.85 × 244,931.29
  4. Step 4: Simplify right side
    918,853.45x = 337,600,027,106.65
  5. Step 5: Solve for x
    x = 337,600,027,106.65/918,853.45
  6. Step 6: Final answer
    x = 367,414.44

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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.