Home / 753,443.10-1,130,320.34-248,034.39

Finding the Fourth Proportional to 753,443.10, 1,130,320.34 and 248,034.39

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Solution

The fourth proportional to 753,443.10, 1,130,320.34 and 248,034.39 is: 372,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,443.10 : 1,130,320.34 = 248,034.39 : x
  2. Step 2: Convert to fraction form
    753,443.10/1,130,320.34 = 248,034.39/x
  3. Step 3: Cross multiply
    753,443.10x = 1,130,320.34 × 248,034.39
  4. Step 4: Simplify right side
    753,443.10x = 280,358,311,487.75
  5. Step 5: Solve for x
    x = 280,358,311,487.75/753,443.10
  6. Step 6: Final answer
    x = 372,102.83

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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.