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Finding the Fourth Proportional to 496,132.92, 684,580.44 and 292,224.45

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Solution

The fourth proportional to 496,132.92, 684,580.44 and 292,224.45 is: 403,220.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,132.92 : 684,580.44 = 292,224.45 : x
  2. Step 2: Convert to fraction form
    496,132.92/684,580.44 = 292,224.45/x
  3. Step 3: Cross multiply
    496,132.92x = 684,580.44 × 292,224.45
  4. Step 4: Simplify right side
    496,132.92x = 200,051,142,559.76
  5. Step 5: Solve for x
    x = 200,051,142,559.76/496,132.92
  6. Step 6: Final answer
    x = 403,220.86

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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.