Home / 1,009,609.38-1,393,269.83-550,725.97

Finding the Fourth Proportional to 1,009,609.38, 1,393,269.83 and 550,725.97

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Solution

The fourth proportional to 1,009,609.38, 1,393,269.83 and 550,725.97 is: 760,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,609.38 : 1,393,269.83 = 550,725.97 : x
  2. Step 2: Convert to fraction form
    1,009,609.38/1,393,269.83 = 550,725.97/x
  3. Step 3: Cross multiply
    1,009,609.38x = 1,393,269.83 × 550,725.97
  4. Step 4: Simplify right side
    1,009,609.38x = 767,309,878,598.49
  5. Step 5: Solve for x
    x = 767,309,878,598.49/1,009,609.38
  6. Step 6: Final answer
    x = 760,006.69

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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.