Home / 874,917.72-1,310,899.14-537,254.64

Finding the Fourth Proportional to 874,917.72, 1,310,899.14 and 537,254.64

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Solution

The fourth proportional to 874,917.72, 1,310,899.14 and 537,254.64 is: 804,974.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,917.72 : 1,310,899.14 = 537,254.64 : x
  2. Step 2: Convert to fraction form
    874,917.72/1,310,899.14 = 537,254.64/x
  3. Step 3: Cross multiply
    874,917.72x = 1,310,899.14 × 537,254.64
  4. Step 4: Simplify right side
    874,917.72x = 704,286,645,537.01
  5. Step 5: Solve for x
    x = 704,286,645,537.01/874,917.72
  6. Step 6: Final answer
    x = 804,974.72

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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.