Home / 849,118.88-1,171,784.04-467,137.46

Finding the Fourth Proportional to 849,118.88, 1,171,784.04 and 467,137.46

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Solution

The fourth proportional to 849,118.88, 1,171,784.04 and 467,137.46 is: 644,649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,118.88 : 1,171,784.04 = 467,137.46 : x
  2. Step 2: Convert to fraction form
    849,118.88/1,171,784.04 = 467,137.46/x
  3. Step 3: Cross multiply
    849,118.88x = 1,171,784.04 × 467,137.46
  4. Step 4: Simplify right side
    849,118.88x = 547,384,220,114.14
  5. Step 5: Solve for x
    x = 547,384,220,114.14/849,118.88
  6. Step 6: Final answer
    x = 644,649.69

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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.