Home / 918,109.80-1,377,055.08-244,240.56

Finding the Fourth Proportional to 918,109.80, 1,377,055.08 and 244,240.56

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Solution

The fourth proportional to 918,109.80, 1,377,055.08 and 244,240.56 is: 366,331.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,109.80 : 1,377,055.08 = 244,240.56 : x
  2. Step 2: Convert to fraction form
    918,109.80/1,377,055.08 = 244,240.56/x
  3. Step 3: Cross multiply
    918,109.80x = 1,377,055.08 × 244,240.56
  4. Step 4: Simplify right side
    918,109.80x = 336,332,703,890.05
  5. Step 5: Solve for x
    x = 336,332,703,890.05/918,109.80
  6. Step 6: Final answer
    x = 366,331.68

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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.