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Finding the Fourth Proportional to 556,289.92, 833,719.56 and 252,462.16

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Solution

The fourth proportional to 556,289.92, 833,719.56 and 252,462.16 is: 378,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,289.92 : 833,719.56 = 252,462.16 : x
  2. Step 2: Convert to fraction form
    556,289.92/833,719.56 = 252,462.16/x
  3. Step 3: Cross multiply
    556,289.92x = 833,719.56 × 252,462.16
  4. Step 4: Simplify right side
    556,289.92x = 210,482,640,951.85
  5. Step 5: Solve for x
    x = 210,482,640,951.85/556,289.92
  6. Step 6: Final answer
    x = 378,368.60

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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.