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Finding the Fourth Proportional to 483,547.56, 667,310.66 and 265,752.28

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Solution

The fourth proportional to 483,547.56, 667,310.66 and 265,752.28 is: 366,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,547.56 : 667,310.66 = 265,752.28 : x
  2. Step 2: Convert to fraction form
    483,547.56/667,310.66 = 265,752.28/x
  3. Step 3: Cross multiply
    483,547.56x = 667,310.66 × 265,752.28
  4. Step 4: Simplify right side
    483,547.56x = 177,339,329,363.31
  5. Step 5: Solve for x
    x = 177,339,329,363.31/483,547.56
  6. Step 6: Final answer
    x = 366,746.41

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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.