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Finding the Fourth Proportional to 468,746.38, 646,883.29 and 264,805.93

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Solution

The fourth proportional to 468,746.38, 646,883.29 and 264,805.93 is: 365,439.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,746.38 : 646,883.29 = 264,805.93 : x
  2. Step 2: Convert to fraction form
    468,746.38/646,883.29 = 264,805.93/x
  3. Step 3: Cross multiply
    468,746.38x = 646,883.29 × 264,805.93
  4. Step 4: Simplify right side
    468,746.38x = 171,298,531,356.50
  5. Step 5: Solve for x
    x = 171,298,531,356.50/468,746.38
  6. Step 6: Final answer
    x = 365,439.69

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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.