Home / 712,956.33-1,069,553.43-263,678.22

Finding the Fourth Proportional to 712,956.33, 1,069,553.43 and 263,678.22

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Solution

The fourth proportional to 712,956.33, 1,069,553.43 and 263,678.22 is: 395,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,956.33 : 1,069,553.43 = 263,678.22 : x
  2. Step 2: Convert to fraction form
    712,956.33/1,069,553.43 = 263,678.22/x
  3. Step 3: Cross multiply
    712,956.33x = 1,069,553.43 × 263,678.22
  4. Step 4: Simplify right side
    712,956.33x = 282,017,944,617.30
  5. Step 5: Solve for x
    x = 282,017,944,617.30/712,956.33
  6. Step 6: Final answer
    x = 395,561.32

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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.