Home / 348,248.24-521,879.64-148,367.36

Finding the Fourth Proportional to 348,248.24, 521,879.64 and 148,367.36

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Solution

The fourth proportional to 348,248.24, 521,879.64 and 148,367.36 is: 222,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,248.24 : 521,879.64 = 148,367.36 : x
  2. Step 2: Convert to fraction form
    348,248.24/521,879.64 = 148,367.36/x
  3. Step 3: Cross multiply
    348,248.24x = 521,879.64 × 148,367.36
  4. Step 4: Simplify right side
    348,248.24x = 77,429,904,424.55
  5. Step 5: Solve for x
    x = 77,429,904,424.55/348,248.24
  6. Step 6: Final answer
    x = 222,341.12

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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.