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Finding the Fourth Proportional to 360,056.28, 540,423.41 and 182,690.58

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Solution

The fourth proportional to 360,056.28, 540,423.41 and 182,690.58 is: 274,207.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,056.28 : 540,423.41 = 182,690.58 : x
  2. Step 2: Convert to fraction form
    360,056.28/540,423.41 = 182,690.58/x
  3. Step 3: Cross multiply
    360,056.28x = 540,423.41 × 182,690.58
  4. Step 4: Simplify right side
    360,056.28x = 98,730,265,305.02
  5. Step 5: Solve for x
    x = 98,730,265,305.02/360,056.28
  6. Step 6: Final answer
    x = 274,207.87

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1.5x scale

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.