Home / 1,007,112.96-1,389,849.78-548,244.30

Finding the Fourth Proportional to 1,007,112.96, 1,389,849.78 and 548,244.30

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Solution

The fourth proportional to 1,007,112.96, 1,389,849.78 and 548,244.30 is: 756,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,112.96 : 1,389,849.78 = 548,244.30 : x
  2. Step 2: Convert to fraction form
    1,007,112.96/1,389,849.78 = 548,244.30/x
  3. Step 3: Cross multiply
    1,007,112.96x = 1,389,849.78 × 548,244.30
  4. Step 4: Simplify right side
    1,007,112.96x = 761,977,219,741.25
  5. Step 5: Solve for x
    x = 761,977,219,741.25/1,007,112.96
  6. Step 6: Final answer
    x = 756,595.59

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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.