Home / 849,729.88-1,172,669.34-467,752.60

Finding the Fourth Proportional to 849,729.88, 1,172,669.34 and 467,752.60

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Solution

The fourth proportional to 849,729.88, 1,172,669.34 and 467,752.60 is: 645,521.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,729.88 : 1,172,669.34 = 467,752.60 : x
  2. Step 2: Convert to fraction form
    849,729.88/1,172,669.34 = 467,752.60/x
  3. Step 3: Cross multiply
    849,729.88x = 1,172,669.34 × 467,752.60
  4. Step 4: Simplify right side
    849,729.88x = 548,519,132,725.28
  5. Step 5: Solve for x
    x = 548,519,132,725.28/849,729.88
  6. Step 6: Final answer
    x = 645,521.77

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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.