Home / 988,091.52-1,363,567.28-535,382.52

Finding the Fourth Proportional to 988,091.52, 1,363,567.28 and 535,382.52

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Solution

The fourth proportional to 988,091.52, 1,363,567.28 and 535,382.52 is: 738,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,091.52 : 1,363,567.28 = 535,382.52 : x
  2. Step 2: Convert to fraction form
    988,091.52/1,363,567.28 = 535,382.52/x
  3. Step 3: Cross multiply
    988,091.52x = 1,363,567.28 × 535,382.52
  4. Step 4: Simplify right side
    988,091.52x = 730,030,083,879.03
  5. Step 5: Solve for x
    x = 730,030,083,879.03/988,091.52
  6. Step 6: Final answer
    x = 738,828.41

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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.