Home / 705,326.85-1,057,852.50-225,425.92

Finding the Fourth Proportional to 705,326.85, 1,057,852.50 and 225,425.92

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Solution

The fourth proportional to 705,326.85, 1,057,852.50 and 225,425.92 is: 338,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,326.85 : 1,057,852.50 = 225,425.92 : x
  2. Step 2: Convert to fraction form
    705,326.85/1,057,852.50 = 225,425.92/x
  3. Step 3: Cross multiply
    705,326.85x = 1,057,852.50 × 225,425.92
  4. Step 4: Simplify right side
    705,326.85x = 238,467,373,036.80
  5. Step 5: Solve for x
    x = 238,467,373,036.80/705,326.85
  6. Step 6: Final answer
    x = 338,094.85

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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.