Home / 662,950.08-914,869.44-361,143.36

Finding the Fourth Proportional to 662,950.08, 914,869.44 and 361,143.36

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Solution

The fourth proportional to 662,950.08, 914,869.44 and 361,143.36 is: 498,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,950.08 : 914,869.44 = 361,143.36 : x
  2. Step 2: Convert to fraction form
    662,950.08/914,869.44 = 361,143.36/x
  3. Step 3: Cross multiply
    662,950.08x = 914,869.44 × 361,143.36
  4. Step 4: Simplify right side
    662,950.08x = 330,399,023,522.92
  5. Step 5: Solve for x
    x = 330,399,023,522.92/662,950.08
  6. Step 6: Final answer
    x = 498,376.93

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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.