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Finding the Fourth Proportional to 501,610.16, 692,220.12 and 275,259.44

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Solution

The fourth proportional to 501,610.16, 692,220.12 and 275,259.44 is: 379,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,610.16 : 692,220.12 = 275,259.44 : x
  2. Step 2: Convert to fraction form
    501,610.16/692,220.12 = 275,259.44/x
  3. Step 3: Cross multiply
    501,610.16x = 692,220.12 × 275,259.44
  4. Step 4: Simplify right side
    501,610.16x = 190,540,122,587.93
  5. Step 5: Solve for x
    x = 190,540,122,587.93/501,610.16
  6. Step 6: Final answer
    x = 379,856.98

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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.