Home / 852,374.96-1,278,341.04-253,195.28

Finding the Fourth Proportional to 852,374.96, 1,278,341.04 and 253,195.28

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Solution

The fourth proportional to 852,374.96, 1,278,341.04 and 253,195.28 is: 379,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,374.96 : 1,278,341.04 = 253,195.28 : x
  2. Step 2: Convert to fraction form
    852,374.96/1,278,341.04 = 253,195.28/x
  3. Step 3: Cross multiply
    852,374.96x = 1,278,341.04 × 253,195.28
  4. Step 4: Simplify right side
    852,374.96x = 323,669,917,558.29
  5. Step 5: Solve for x
    x = 323,669,917,558.29/852,374.96
  6. Step 6: Final answer
    x = 379,727.15

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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.