Home / 849,601.16-1,172,440.44-467,619.68

Finding the Fourth Proportional to 849,601.16, 1,172,440.44 and 467,619.68

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Solution

The fourth proportional to 849,601.16, 1,172,440.44 and 467,619.68 is: 645,310.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,601.16 : 1,172,440.44 = 467,619.68 : x
  2. Step 2: Convert to fraction form
    849,601.16/1,172,440.44 = 467,619.68/x
  3. Step 3: Cross multiply
    849,601.16x = 1,172,440.44 × 467,619.68
  4. Step 4: Simplify right side
    849,601.16x = 548,256,223,371.86
  5. Step 5: Solve for x
    x = 548,256,223,371.86/849,601.16
  6. Step 6: Final answer
    x = 645,310.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.