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Finding the Fourth Proportional to 633,696.22, 949,319.47 and 352,360.54

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Solution

The fourth proportional to 633,696.22, 949,319.47 and 352,360.54 is: 527,859.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,696.22 : 949,319.47 = 352,360.54 : x
  2. Step 2: Convert to fraction form
    633,696.22/949,319.47 = 352,360.54/x
  3. Step 3: Cross multiply
    633,696.22x = 949,319.47 × 352,360.54
  4. Step 4: Simplify right side
    633,696.22x = 334,502,721,081.71
  5. Step 5: Solve for x
    x = 334,502,721,081.71/633,696.22
  6. Step 6: Final answer
    x = 527,859.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.