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Finding the Fourth Proportional to 541,946.07, 748,009.98 and 360,665.64

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Solution

The fourth proportional to 541,946.07, 748,009.98 and 360,665.64 is: 497,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,946.07 : 748,009.98 = 360,665.64 : x
  2. Step 2: Convert to fraction form
    541,946.07/748,009.98 = 360,665.64/x
  3. Step 3: Cross multiply
    541,946.07x = 748,009.98 × 360,665.64
  4. Step 4: Simplify right side
    541,946.07x = 269,781,498,163.09
  5. Step 5: Solve for x
    x = 269,781,498,163.09/541,946.07
  6. Step 6: Final answer
    x = 497,801.37

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1.5x scale

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.