Home / 983,663.62-1,357,525.31-548,109.88

Finding the Fourth Proportional to 983,663.62, 1,357,525.31 and 548,109.88

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Solution

The fourth proportional to 983,663.62, 1,357,525.31 and 548,109.88 is: 756,430.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,663.62 : 1,357,525.31 = 548,109.88 : x
  2. Step 2: Convert to fraction form
    983,663.62/1,357,525.31 = 548,109.88/x
  3. Step 3: Cross multiply
    983,663.62x = 1,357,525.31 × 548,109.88
  4. Step 4: Simplify right side
    983,663.62x = 744,073,034,761.06
  5. Step 5: Solve for x
    x = 744,073,034,761.06/983,663.62
  6. Step 6: Final answer
    x = 756,430.37

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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.