Home / 346,633.06-519,617.43-146,678.38

Finding the Fourth Proportional to 346,633.06, 519,617.43 and 146,678.38

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Solution

The fourth proportional to 346,633.06, 519,617.43 and 146,678.38 is: 219,877.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,633.06 : 519,617.43 = 146,678.38 : x
  2. Step 2: Convert to fraction form
    346,633.06/519,617.43 = 146,678.38/x
  3. Step 3: Cross multiply
    346,633.06x = 519,617.43 × 146,678.38
  4. Step 4: Simplify right side
    346,633.06x = 76,216,639,520.68
  5. Step 5: Solve for x
    x = 76,216,639,520.68/346,633.06
  6. Step 6: Final answer
    x = 219,877.01

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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.