Home / 849,857.02-1,172,758.17-467,809.18

Finding the Fourth Proportional to 849,857.02, 1,172,758.17 and 467,809.18

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Solution

The fourth proportional to 849,857.02, 1,172,758.17 and 467,809.18 is: 645,552.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,857.02 : 1,172,758.17 = 467,809.18 : x
  2. Step 2: Convert to fraction form
    849,857.02/1,172,758.17 = 467,809.18/x
  3. Step 3: Cross multiply
    849,857.02x = 1,172,758.17 × 467,809.18
  4. Step 4: Simplify right side
    849,857.02x = 548,627,037,846.00
  5. Step 5: Solve for x
    x = 548,627,037,846.00/849,857.02
  6. Step 6: Final answer
    x = 645,552.16

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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.