Home / 705,708.18-1,057,528.80-350,011.89

Finding the Fourth Proportional to 705,708.18, 1,057,528.80 and 350,011.89

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Solution

The fourth proportional to 705,708.18, 1,057,528.80 and 350,011.89 is: 524,505.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,708.18 : 1,057,528.80 = 350,011.89 : x
  2. Step 2: Convert to fraction form
    705,708.18/1,057,528.80 = 350,011.89/x
  3. Step 3: Cross multiply
    705,708.18x = 1,057,528.80 × 350,011.89
  4. Step 4: Simplify right side
    705,708.18x = 370,147,654,017.43
  5. Step 5: Solve for x
    x = 370,147,654,017.43/705,708.18
  6. Step 6: Final answer
    x = 524,505.26

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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.