Home / 445,820.04-615,140.70-264,452.52

Finding the Fourth Proportional to 445,820.04, 615,140.70 and 264,452.52

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Solution

The fourth proportional to 445,820.04, 615,140.70 and 264,452.52 is: 364,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,820.04 : 615,140.70 = 264,452.52 : x
  2. Step 2: Convert to fraction form
    445,820.04/615,140.70 = 264,452.52/x
  3. Step 3: Cross multiply
    445,820.04x = 615,140.70 × 264,452.52
  4. Step 4: Simplify right side
    445,820.04x = 162,675,508,269.56
  5. Step 5: Solve for x
    x = 162,675,508,269.56/445,820.04
  6. Step 6: Final answer
    x = 364,890.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.