Home / 273,442.10-410,307.15-140,322.36

Finding the Fourth Proportional to 273,442.10, 410,307.15 and 140,322.36

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Solution

The fourth proportional to 273,442.10, 410,307.15 and 140,322.36 is: 210,557.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,442.10 : 410,307.15 = 140,322.36 : x
  2. Step 2: Convert to fraction form
    273,442.10/410,307.15 = 140,322.36/x
  3. Step 3: Cross multiply
    273,442.10x = 410,307.15 × 140,322.36
  4. Step 4: Simplify right side
    273,442.10x = 57,575,267,369.76
  5. Step 5: Solve for x
    x = 57,575,267,369.76/273,442.10
  6. Step 6: Final answer
    x = 210,557.44

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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.