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Finding the Fourth Proportional to 364,038.39, 502,390.11 and 202,894.56

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Solution

The fourth proportional to 364,038.39, 502,390.11 and 202,894.56 is: 280,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,038.39 : 502,390.11 = 202,894.56 : x
  2. Step 2: Convert to fraction form
    364,038.39/502,390.11 = 202,894.56/x
  3. Step 3: Cross multiply
    364,038.39x = 502,390.11 × 202,894.56
  4. Step 4: Simplify right side
    364,038.39x = 101,932,220,316.80
  5. Step 5: Solve for x
    x = 101,932,220,316.80/364,038.39
  6. Step 6: Final answer
    x = 280,004.04

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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.