Home / 893,642.78-1,341,419.16-361,511.66

Finding the Fourth Proportional to 893,642.78, 1,341,419.16 and 361,511.66

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Solution

The fourth proportional to 893,642.78, 1,341,419.16 and 361,511.66 is: 542,653.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,642.78 : 1,341,419.16 = 361,511.66 : x
  2. Step 2: Convert to fraction form
    893,642.78/1,341,419.16 = 361,511.66/x
  3. Step 3: Cross multiply
    893,642.78x = 1,341,419.16 × 361,511.66
  4. Step 4: Simplify right side
    893,642.78x = 484,938,667,287.41
  5. Step 5: Solve for x
    x = 484,938,667,287.41/893,642.78
  6. Step 6: Final answer
    x = 542,653.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.