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Finding the Fourth Proportional to 616,334.34, 850,537.25 and 344,402.92

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Solution

The fourth proportional to 616,334.34, 850,537.25 and 344,402.92 is: 475,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,334.34 : 850,537.25 = 344,402.92 : x
  2. Step 2: Convert to fraction form
    616,334.34/850,537.25 = 344,402.92/x
  3. Step 3: Cross multiply
    616,334.34x = 850,537.25 × 344,402.92
  4. Step 4: Simplify right side
    616,334.34x = 292,927,512,468.77
  5. Step 5: Solve for x
    x = 292,927,512,468.77/616,334.34
  6. Step 6: Final answer
    x = 475,273.72

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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.