Home / 849,425.02-1,172,206.70-467,451.80

Finding the Fourth Proportional to 849,425.02, 1,172,206.70 and 467,451.80

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Solution

The fourth proportional to 849,425.02, 1,172,206.70 and 467,451.80 is: 645,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,425.02 : 1,172,206.70 = 467,451.80 : x
  2. Step 2: Convert to fraction form
    849,425.02/1,172,206.70 = 467,451.80/x
  3. Step 3: Cross multiply
    849,425.02x = 1,172,206.70 × 467,451.80
  4. Step 4: Simplify right side
    849,425.02x = 547,950,131,887.06
  5. Step 5: Solve for x
    x = 547,950,131,887.06/849,425.02
  6. Step 6: Final answer
    x = 645,083.58

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Double scale
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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.