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Finding the Fourth Proportional to 437,567.74, 656,089.07 and 171,010.71

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Solution

The fourth proportional to 437,567.74, 656,089.07 and 171,010.71 is: 256,413.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,567.74 : 656,089.07 = 171,010.71 : x
  2. Step 2: Convert to fraction form
    437,567.74/656,089.07 = 171,010.71/x
  3. Step 3: Cross multiply
    437,567.74x = 656,089.07 × 171,010.71
  4. Step 4: Simplify right side
    437,567.74x = 112,198,256,828.89
  5. Step 5: Solve for x
    x = 112,198,256,828.89/437,567.74
  6. Step 6: Final answer
    x = 256,413.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.