Home / 767,340.54-1,151,604.54-617,947.38

Finding the Fourth Proportional to 767,340.54, 1,151,604.54 and 617,947.38

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Solution

The fourth proportional to 767,340.54, 1,151,604.54 and 617,947.38 is: 927,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,340.54 : 1,151,604.54 = 617,947.38 : x
  2. Step 2: Convert to fraction form
    767,340.54/1,151,604.54 = 617,947.38/x
  3. Step 3: Cross multiply
    767,340.54x = 1,151,604.54 × 617,947.38
  4. Step 4: Simplify right side
    767,340.54x = 711,631,008,289.11
  5. Step 5: Solve for x
    x = 711,631,008,289.11/767,340.54
  6. Step 6: Final answer
    x = 927,399.21

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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.