Home / 856,825.30-1,285,237.95-824,166.10

Finding the Fourth Proportional to 856,825.30, 1,285,237.95 and 824,166.10

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Solution

The fourth proportional to 856,825.30, 1,285,237.95 and 824,166.10 is: 1,236,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,825.30 : 1,285,237.95 = 824,166.10 : x
  2. Step 2: Convert to fraction form
    856,825.30/1,285,237.95 = 824,166.10/x
  3. Step 3: Cross multiply
    856,825.30x = 1,285,237.95 × 824,166.10
  4. Step 4: Simplify right side
    856,825.30x = 1,059,249,548,823.49
  5. Step 5: Solve for x
    x = 1,059,249,548,823.49/856,825.30
  6. Step 6: Final answer
    x = 1,236,249.15

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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.