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Finding the Fourth Proportional to 659,054, 909,331.44 and 372,567.92

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Solution

The fourth proportional to 659,054, 909,331.44 and 372,567.92 is: 514,051.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,054 : 909,331.44 = 372,567.92 : x
  2. Step 2: Convert to fraction form
    659,054/909,331.44 = 372,567.92/x
  3. Step 3: Cross multiply
    659,054x = 909,331.44 × 372,567.92
  4. Step 4: Simplify right side
    659,054x = 338,787,723,191.41
  5. Step 5: Solve for x
    x = 338,787,723,191.41/659,054
  6. Step 6: Final answer
    x = 514,051.54

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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.