Home / 893,308.38-1,340,041.95-253,621.41

Finding the Fourth Proportional to 893,308.38, 1,340,041.95 and 253,621.41

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Solution

The fourth proportional to 893,308.38, 1,340,041.95 and 253,621.41 is: 380,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,308.38 : 1,340,041.95 = 253,621.41 : x
  2. Step 2: Convert to fraction form
    893,308.38/1,340,041.95 = 253,621.41/x
  3. Step 3: Cross multiply
    893,308.38x = 1,340,041.95 × 253,621.41
  4. Step 4: Simplify right side
    893,308.38x = 339,863,328,818.15
  5. Step 5: Solve for x
    x = 339,863,328,818.15/893,308.38
  6. Step 6: Final answer
    x = 380,454.65

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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.