Home / 254,513.20-381,769.80-235,267.60

Finding the Fourth Proportional to 254,513.20, 381,769.80 and 235,267.60

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Solution

The fourth proportional to 254,513.20, 381,769.80 and 235,267.60 is: 352,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,513.20 : 381,769.80 = 235,267.60 : x
  2. Step 2: Convert to fraction form
    254,513.20/381,769.80 = 235,267.60/x
  3. Step 3: Cross multiply
    254,513.20x = 381,769.80 × 235,267.60
  4. Step 4: Simplify right side
    254,513.20x = 89,818,064,598.48
  5. Step 5: Solve for x
    x = 89,818,064,598.48/254,513.20
  6. Step 6: Final answer
    x = 352,901.40

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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.