Home / 346,815.02-478,833.18-232,240.52

Finding the Fourth Proportional to 346,815.02, 478,833.18 and 232,240.52

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Solution

The fourth proportional to 346,815.02, 478,833.18 and 232,240.52 is: 320,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,815.02 : 478,833.18 = 232,240.52 : x
  2. Step 2: Convert to fraction form
    346,815.02/478,833.18 = 232,240.52/x
  3. Step 3: Cross multiply
    346,815.02x = 478,833.18 × 232,240.52
  4. Step 4: Simplify right side
    346,815.02x = 111,204,466,716.45
  5. Step 5: Solve for x
    x = 111,204,466,716.45/346,815.02
  6. Step 6: Final answer
    x = 320,644.90

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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.