Home / 905,160.27-1,357,740.37-231,243.04

Finding the Fourth Proportional to 905,160.27, 1,357,740.37 and 231,243.04

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Solution

The fourth proportional to 905,160.27, 1,357,740.37 and 231,243.04 is: 346,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,160.27 : 1,357,740.37 = 231,243.04 : x
  2. Step 2: Convert to fraction form
    905,160.27/1,357,740.37 = 231,243.04/x
  3. Step 3: Cross multiply
    905,160.27x = 1,357,740.37 × 231,243.04
  4. Step 4: Simplify right side
    905,160.27x = 313,968,010,689.53
  5. Step 5: Solve for x
    x = 313,968,010,689.53/905,160.27
  6. Step 6: Final answer
    x = 346,864.55

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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.