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Finding the Fourth Proportional to 501,674.77, 752,627.07 and 217,413.03

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Solution

The fourth proportional to 501,674.77, 752,627.07 and 217,413.03 is: 326,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,674.77 : 752,627.07 = 217,413.03 : x
  2. Step 2: Convert to fraction form
    501,674.77/752,627.07 = 217,413.03/x
  3. Step 3: Cross multiply
    501,674.77x = 752,627.07 × 217,413.03
  4. Step 4: Simplify right side
    501,674.77x = 163,630,931,748.72
  5. Step 5: Solve for x
    x = 163,630,931,748.72/501,674.77
  6. Step 6: Final answer
    x = 326,169.35

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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.