Home / 851,535.02-1,276,989.87-282,812.96

Finding the Fourth Proportional to 851,535.02, 1,276,989.87 and 282,812.96

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Solution

The fourth proportional to 851,535.02, 1,276,989.87 and 282,812.96 is: 424,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,535.02 : 1,276,989.87 = 282,812.96 : x
  2. Step 2: Convert to fraction form
    851,535.02/1,276,989.87 = 282,812.96/x
  3. Step 3: Cross multiply
    851,535.02x = 1,276,989.87 × 282,812.96
  4. Step 4: Simplify right side
    851,535.02x = 361,149,285,024.72
  5. Step 5: Solve for x
    x = 361,149,285,024.72/851,535.02
  6. Step 6: Final answer
    x = 424,115.60

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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.