Home / 843,514.02-1,265,285.61-310,760.82

Finding the Fourth Proportional to 843,514.02, 1,265,285.61 and 310,760.82

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Solution

The fourth proportional to 843,514.02, 1,265,285.61 and 310,760.82 is: 466,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,514.02 : 1,265,285.61 = 310,760.82 : x
  2. Step 2: Convert to fraction form
    843,514.02/1,265,285.61 = 310,760.82/x
  3. Step 3: Cross multiply
    843,514.02x = 1,265,285.61 × 310,760.82
  4. Step 4: Simplify right side
    843,514.02x = 393,201,193,697.80
  5. Step 5: Solve for x
    x = 393,201,193,697.80/843,514.02
  6. Step 6: Final answer
    x = 466,146.60

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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.