Home / 445,835.08-615,166.68-254,807.92

Finding the Fourth Proportional to 445,835.08, 615,166.68 and 254,807.92

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Solution

The fourth proportional to 445,835.08, 615,166.68 and 254,807.92 is: 351,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,835.08 : 615,166.68 = 254,807.92 : x
  2. Step 2: Convert to fraction form
    445,835.08/615,166.68 = 254,807.92/x
  3. Step 3: Cross multiply
    445,835.08x = 615,166.68 × 254,807.92
  4. Step 4: Simplify right side
    445,835.08x = 156,749,342,184.11
  5. Step 5: Solve for x
    x = 156,749,342,184.11/445,835.08
  6. Step 6: Final answer
    x = 351,585.93

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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.