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Finding the Fourth Proportional to 536,936.94, 740,957.31 and 295,219.26

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Solution

The fourth proportional to 536,936.94, 740,957.31 and 295,219.26 is: 407,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,936.94 : 740,957.31 = 295,219.26 : x
  2. Step 2: Convert to fraction form
    536,936.94/740,957.31 = 295,219.26/x
  3. Step 3: Cross multiply
    536,936.94x = 740,957.31 × 295,219.26
  4. Step 4: Simplify right side
    536,936.94x = 218,744,868,749.79
  5. Step 5: Solve for x
    x = 218,744,868,749.79/536,936.94
  6. Step 6: Final answer
    x = 407,393.96

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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.