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Finding the Fourth Proportional to 529,014.48, 792,174.64 and 348,552.80

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Solution

The fourth proportional to 529,014.48, 792,174.64 and 348,552.80 is: 521,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,014.48 : 792,174.64 = 348,552.80 : x
  2. Step 2: Convert to fraction form
    529,014.48/792,174.64 = 348,552.80/x
  3. Step 3: Cross multiply
    529,014.48x = 792,174.64 × 348,552.80
  4. Step 4: Simplify right side
    529,014.48x = 276,114,683,157.36
  5. Step 5: Solve for x
    x = 276,114,683,157.36/529,014.48
  6. Step 6: Final answer
    x = 521,941.64

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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.