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Finding the Fourth Proportional to 654,730.26, 903,519.06 and 368,250.36

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Solution

The fourth proportional to 654,730.26, 903,519.06 and 368,250.36 is: 508,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,730.26 : 903,519.06 = 368,250.36 : x
  2. Step 2: Convert to fraction form
    654,730.26/903,519.06 = 368,250.36/x
  3. Step 3: Cross multiply
    654,730.26x = 903,519.06 × 368,250.36
  4. Step 4: Simplify right side
    654,730.26x = 332,721,219,111.86
  5. Step 5: Solve for x
    x = 332,721,219,111.86/654,730.26
  6. Step 6: Final answer
    x = 508,180.60

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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.