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Finding the Fourth Proportional to 501,188.61, 752,156.55 and 201,671.73

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Solution

The fourth proportional to 501,188.61, 752,156.55 and 201,671.73 is: 302,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,188.61 : 752,156.55 = 201,671.73 : x
  2. Step 2: Convert to fraction form
    501,188.61/752,156.55 = 201,671.73/x
  3. Step 3: Cross multiply
    501,188.61x = 752,156.55 × 201,671.73
  4. Step 4: Simplify right side
    501,188.61x = 151,688,712,669.33
  5. Step 5: Solve for x
    x = 151,688,712,669.33/501,188.61
  6. Step 6: Final answer
    x = 302,657.94

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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.