Home / 855,266.72-1,179,488.32-734,370.08

Finding the Fourth Proportional to 855,266.72, 1,179,488.32 and 734,370.08

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Solution

The fourth proportional to 855,266.72, 1,179,488.32 and 734,370.08 is: 1,012,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,266.72 : 1,179,488.32 = 734,370.08 : x
  2. Step 2: Convert to fraction form
    855,266.72/1,179,488.32 = 734,370.08/x
  3. Step 3: Cross multiply
    855,266.72x = 1,179,488.32 × 734,370.08
  4. Step 4: Simplify right side
    855,266.72x = 866,180,931,917.47
  5. Step 5: Solve for x
    x = 866,180,931,917.47/855,266.72
  6. Step 6: Final answer
    x = 1,012,761.18

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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.