Home / 847,359.02-1,270,874.21-240,142.12

Finding the Fourth Proportional to 847,359.02, 1,270,874.21 and 240,142.12

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Solution

The fourth proportional to 847,359.02, 1,270,874.21 and 240,142.12 is: 360,166.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,359.02 : 1,270,874.21 = 240,142.12 : x
  2. Step 2: Convert to fraction form
    847,359.02/1,270,874.21 = 240,142.12/x
  3. Step 3: Cross multiply
    847,359.02x = 1,270,874.21 × 240,142.12
  4. Step 4: Simplify right side
    847,359.02x = 305,190,422,664.83
  5. Step 5: Solve for x
    x = 305,190,422,664.83/847,359.02
  6. Step 6: Final answer
    x = 360,166.61

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1.5x scale

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.