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Finding the Fourth Proportional to 543,496.29, 750,010.46 and 301,772.64

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Solution

The fourth proportional to 543,496.29, 750,010.46 and 301,772.64 is: 416,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,496.29 : 750,010.46 = 301,772.64 : x
  2. Step 2: Convert to fraction form
    543,496.29/750,010.46 = 301,772.64/x
  3. Step 3: Cross multiply
    543,496.29x = 750,010.46 × 301,772.64
  4. Step 4: Simplify right side
    543,496.29x = 226,332,636,541.81
  5. Step 5: Solve for x
    x = 226,332,636,541.81/543,496.29
  6. Step 6: Final answer
    x = 416,438.24

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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.