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Finding the Fourth Proportional to 535,751.52, 739,346.34 and 294,056.64

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Solution

The fourth proportional to 535,751.52, 739,346.34 and 294,056.64 is: 405,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,751.52 : 739,346.34 = 294,056.64 : x
  2. Step 2: Convert to fraction form
    535,751.52/739,346.34 = 294,056.64/x
  3. Step 3: Cross multiply
    535,751.52x = 739,346.34 × 294,056.64
  4. Step 4: Simplify right side
    535,751.52x = 217,409,700,536.70
  5. Step 5: Solve for x
    x = 217,409,700,536.70/535,751.52
  6. Step 6: Final answer
    x = 405,803.24

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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.