Home / 878,030.68-1,314,896.44-725,293.32

Finding the Fourth Proportional to 878,030.68, 1,314,896.44 and 725,293.32

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Solution

The fourth proportional to 878,030.68, 1,314,896.44 and 725,293.32 is: 1,086,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,030.68 : 1,314,896.44 = 725,293.32 : x
  2. Step 2: Convert to fraction form
    878,030.68/1,314,896.44 = 725,293.32/x
  3. Step 3: Cross multiply
    878,030.68x = 1,314,896.44 × 725,293.32
  4. Step 4: Simplify right side
    878,030.68x = 953,685,604,423.78
  5. Step 5: Solve for x
    x = 953,685,604,423.78/878,030.68
  6. Step 6: Final answer
    x = 1,086,164.33

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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.