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Finding the Fourth Proportional to 850,876.61, 1,174,234.32 and 468,927.99

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Solution

The fourth proportional to 850,876.61, 1,174,234.32 and 468,927.99 is: 647,134.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,876.61 : 1,174,234.32 = 468,927.99 : x
  2. Step 2: Convert to fraction form
    850,876.61/1,174,234.32 = 468,927.99/x
  3. Step 3: Cross multiply
    850,876.61x = 1,174,234.32 × 468,927.99
  4. Step 4: Simplify right side
    850,876.61x = 550,631,339,466.62
  5. Step 5: Solve for x
    x = 550,631,339,466.62/850,876.61
  6. Step 6: Final answer
    x = 647,134.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.