Home / 788,787.68-1,090,365.80-703,591.04

Finding the Fourth Proportional to 788,787.68, 1,090,365.80 and 703,591.04

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Solution

The fourth proportional to 788,787.68, 1,090,365.80 and 703,591.04 is: 972,595.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,787.68 : 1,090,365.80 = 703,591.04 : x
  2. Step 2: Convert to fraction form
    788,787.68/1,090,365.80 = 703,591.04/x
  3. Step 3: Cross multiply
    788,787.68x = 1,090,365.80 × 703,591.04
  4. Step 4: Simplify right side
    788,787.68x = 767,171,598,232.65
  5. Step 5: Solve for x
    x = 767,171,598,232.65/788,787.68
  6. Step 6: Final answer
    x = 972,595.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.