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Finding the Fourth Proportional to 476,691.95, 714,429.99 and 223,413.80

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Solution

The fourth proportional to 476,691.95, 714,429.99 and 223,413.80 is: 334,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,691.95 : 714,429.99 = 223,413.80 : x
  2. Step 2: Convert to fraction form
    476,691.95/714,429.99 = 223,413.80/x
  3. Step 3: Cross multiply
    476,691.95x = 714,429.99 × 223,413.80
  4. Step 4: Simplify right side
    476,691.95x = 159,613,515,327.71
  5. Step 5: Solve for x
    x = 159,613,515,327.71/476,691.95
  6. Step 6: Final answer
    x = 334,835.77

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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.