Home / 786,780.24-1,180,345.86-225,771

Finding the Fourth Proportional to 786,780.24, 1,180,345.86 and 225,771

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Solution

The fourth proportional to 786,780.24, 1,180,345.86 and 225,771 is: 338,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,780.24 : 1,180,345.86 = 225,771 : x
  2. Step 2: Convert to fraction form
    786,780.24/1,180,345.86 = 225,771/x
  3. Step 3: Cross multiply
    786,780.24x = 1,180,345.86 × 225,771
  4. Step 4: Simplify right side
    786,780.24x = 266,487,865,158.06
  5. Step 5: Solve for x
    x = 266,487,865,158.06/786,780.24
  6. Step 6: Final answer
    x = 338,706.86

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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.