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Finding the Fourth Proportional to 475,352.59, 713,054.86 and 120,369.69

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Solution

The fourth proportional to 475,352.59, 713,054.86 and 120,369.69 is: 180,561.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,352.59 : 713,054.86 = 120,369.69 : x
  2. Step 2: Convert to fraction form
    475,352.59/713,054.86 = 120,369.69/x
  3. Step 3: Cross multiply
    475,352.59x = 713,054.86 × 120,369.69
  4. Step 4: Simplify right side
    475,352.59x = 85,830,190,518.09
  5. Step 5: Solve for x
    x = 85,830,190,518.09/475,352.59
  6. Step 6: Final answer
    x = 180,561.11

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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.