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Finding the Fourth Proportional to 880,322.81, 1,327,273.25 and 874,858.05

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Solution

The fourth proportional to 880,322.81, 1,327,273.25 and 874,858.05 is: 1,319,033.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,322.81 : 1,327,273.25 = 874,858.05 : x
  2. Step 2: Convert to fraction form
    880,322.81/1,327,273.25 = 874,858.05/x
  3. Step 3: Cross multiply
    880,322.81x = 1,327,273.25 × 874,858.05
  4. Step 4: Simplify right side
    880,322.81x = 1,161,175,687,312.16
  5. Step 5: Solve for x
    x = 1,161,175,687,312.16/880,322.81
  6. Step 6: Final answer
    x = 1,319,033.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.