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Finding the Fourth Proportional to 650,667.46, 897,920.89 and 364,187.47

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Solution

The fourth proportional to 650,667.46, 897,920.89 and 364,187.47 is: 502,578.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,667.46 : 897,920.89 = 364,187.47 : x
  2. Step 2: Convert to fraction form
    650,667.46/897,920.89 = 364,187.47/x
  3. Step 3: Cross multiply
    650,667.46x = 897,920.89 × 364,187.47
  4. Step 4: Simplify right side
    650,667.46x = 327,011,537,189.25
  5. Step 5: Solve for x
    x = 327,011,537,189.25/650,667.46
  6. Step 6: Final answer
    x = 502,578.59

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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.