Home / 1,072,998.95-1,609,747.56-314,809.79

Finding the Fourth Proportional to 1,072,998.95, 1,609,747.56 and 314,809.79

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Solution

The fourth proportional to 1,072,998.95, 1,609,747.56 and 314,809.79 is: 472,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,998.95 : 1,609,747.56 = 314,809.79 : x
  2. Step 2: Convert to fraction form
    1,072,998.95/1,609,747.56 = 314,809.79/x
  3. Step 3: Cross multiply
    1,072,998.95x = 1,609,747.56 × 314,809.79
  4. Step 4: Simplify right side
    1,072,998.95x = 506,764,291,316.61
  5. Step 5: Solve for x
    x = 506,764,291,316.61/1,072,998.95
  6. Step 6: Final answer
    x = 472,287.78

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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.