Home / 851,882.52-1,277,688.32-283,216.36

Finding the Fourth Proportional to 851,882.52, 1,277,688.32 and 283,216.36

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Solution

The fourth proportional to 851,882.52, 1,277,688.32 and 283,216.36 is: 424,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,882.52 : 1,277,688.32 = 283,216.36 : x
  2. Step 2: Convert to fraction form
    851,882.52/1,277,688.32 = 283,216.36/x
  3. Step 3: Cross multiply
    851,882.52x = 1,277,688.32 × 283,216.36
  4. Step 4: Simplify right side
    851,882.52x = 361,862,235,204.92
  5. Step 5: Solve for x
    x = 361,862,235,204.92/851,882.52
  6. Step 6: Final answer
    x = 424,779.51

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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.