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Finding the Fourth Proportional to 344,574.72, 516,871.80 and 95,256.72

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Solution

The fourth proportional to 344,574.72, 516,871.80 and 95,256.72 is: 142,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,574.72 : 516,871.80 = 95,256.72 : x
  2. Step 2: Convert to fraction form
    344,574.72/516,871.80 = 95,256.72/x
  3. Step 3: Cross multiply
    344,574.72x = 516,871.80 × 95,256.72
  4. Step 4: Simplify right side
    344,574.72x = 49,235,512,328.50
  5. Step 5: Solve for x
    x = 49,235,512,328.50/344,574.72
  6. Step 6: Final answer
    x = 142,887.77

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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.