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Finding the Fourth Proportional to 536,908.44, 740,917.98 and 295,190.76

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Solution

The fourth proportional to 536,908.44, 740,917.98 and 295,190.76 is: 407,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,908.44 : 740,917.98 = 295,190.76 : x
  2. Step 2: Convert to fraction form
    536,908.44/740,917.98 = 295,190.76/x
  3. Step 3: Cross multiply
    536,908.44x = 740,917.98 × 295,190.76
  4. Step 4: Simplify right side
    536,908.44x = 218,712,141,613.87
  5. Step 5: Solve for x
    x = 218,712,141,613.87/536,908.44
  6. Step 6: Final answer
    x = 407,354.64

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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.