Home / 914,758.96-1,372,013.87-240,783.82

Finding the Fourth Proportional to 914,758.96, 1,372,013.87 and 240,783.82

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Solution

The fourth proportional to 914,758.96, 1,372,013.87 and 240,783.82 is: 361,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,758.96 : 1,372,013.87 = 240,783.82 : x
  2. Step 2: Convert to fraction form
    914,758.96/1,372,013.87 = 240,783.82/x
  3. Step 3: Cross multiply
    914,758.96x = 1,372,013.87 × 240,783.82
  4. Step 4: Simplify right side
    914,758.96x = 330,358,740,711.58
  5. Step 5: Solve for x
    x = 330,358,740,711.58/914,758.96
  6. Step 6: Final answer
    x = 361,142.94

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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.