Home / 1,009,769.94-1,393,487.03-550,883.12

Finding the Fourth Proportional to 1,009,769.94, 1,393,487.03 and 550,883.12

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Solution

The fourth proportional to 1,009,769.94, 1,393,487.03 and 550,883.12 is: 760,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,769.94 : 1,393,487.03 = 550,883.12 : x
  2. Step 2: Convert to fraction form
    1,009,769.94/1,393,487.03 = 550,883.12/x
  3. Step 3: Cross multiply
    1,009,769.94x = 1,393,487.03 × 550,883.12
  4. Step 4: Simplify right side
    1,009,769.94x = 767,648,473,044.08
  5. Step 5: Solve for x
    x = 767,648,473,044.08/1,009,769.94
  6. Step 6: Final answer
    x = 760,221.16

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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.