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Finding the Fourth Proportional to 616,335.22, 850,526.29 and 344,405.35

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Solution

The fourth proportional to 616,335.22, 850,526.29 and 344,405.35 is: 475,270.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,335.22 : 850,526.29 = 344,405.35 : x
  2. Step 2: Convert to fraction form
    616,335.22/850,526.29 = 344,405.35/x
  3. Step 3: Cross multiply
    616,335.22x = 850,526.29 × 344,405.35
  4. Step 4: Simplify right side
    616,335.22x = 292,925,804,591.65
  5. Step 5: Solve for x
    x = 292,925,804,591.65/616,335.22
  6. Step 6: Final answer
    x = 475,270.27

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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.