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Finding the Fourth Proportional to 468,746.07, 646,882.86 and 264,805.62

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Solution

The fourth proportional to 468,746.07, 646,882.86 and 264,805.62 is: 365,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,746.07 : 646,882.86 = 264,805.62 : x
  2. Step 2: Convert to fraction form
    468,746.07/646,882.86 = 264,805.62/x
  3. Step 3: Cross multiply
    468,746.07x = 646,882.86 × 264,805.62
  4. Step 4: Simplify right side
    468,746.07x = 171,298,214,603.75
  5. Step 5: Solve for x
    x = 171,298,214,603.75/468,746.07
  6. Step 6: Final answer
    x = 365,439.26

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Why These Related Problems?

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