Home / 774,556.10-1,161,835.05-242,079.92

Finding the Fourth Proportional to 774,556.10, 1,161,835.05 and 242,079.92

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Solution

The fourth proportional to 774,556.10, 1,161,835.05 and 242,079.92 is: 363,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,556.10 : 1,161,835.05 = 242,079.92 : x
  2. Step 2: Convert to fraction form
    774,556.10/1,161,835.05 = 242,079.92/x
  3. Step 3: Cross multiply
    774,556.10x = 1,161,835.05 × 242,079.92
  4. Step 4: Simplify right side
    774,556.10x = 281,256,930,148.02
  5. Step 5: Solve for x
    x = 281,256,930,148.02/774,556.10
  6. Step 6: Final answer
    x = 363,120.16

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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.