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Finding the Fourth Proportional to 368,669.52, 508,758.30 and 207,524.07

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Solution

The fourth proportional to 368,669.52, 508,758.30 and 207,524.07 is: 286,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,669.52 : 508,758.30 = 207,524.07 : x
  2. Step 2: Convert to fraction form
    368,669.52/508,758.30 = 207,524.07/x
  3. Step 3: Cross multiply
    368,669.52x = 508,758.30 × 207,524.07
  4. Step 4: Simplify right side
    368,669.52x = 105,579,593,062.28
  5. Step 5: Solve for x
    x = 105,579,593,062.28/368,669.52
  6. Step 6: Final answer
    x = 286,380.04

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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.