Home / 676,970.19-1,015,608.51-227,678.72

Finding the Fourth Proportional to 676,970.19, 1,015,608.51 and 227,678.72

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Solution

The fourth proportional to 676,970.19, 1,015,608.51 and 227,678.72 is: 341,569.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,970.19 : 1,015,608.51 = 227,678.72 : x
  2. Step 2: Convert to fraction form
    676,970.19/1,015,608.51 = 227,678.72/x
  3. Step 3: Cross multiply
    676,970.19x = 1,015,608.51 × 227,678.72
  4. Step 4: Simplify right side
    676,970.19x = 231,232,440,499.87
  5. Step 5: Solve for x
    x = 231,232,440,499.87/676,970.19
  6. Step 6: Final answer
    x = 341,569.61

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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.