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Finding the Fourth Proportional to 360,178.66, 540,098.43 and 210,462.18

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Solution

The fourth proportional to 360,178.66, 540,098.43 and 210,462.18 is: 315,594.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,178.66 : 540,098.43 = 210,462.18 : x
  2. Step 2: Convert to fraction form
    360,178.66/540,098.43 = 210,462.18/x
  3. Step 3: Cross multiply
    360,178.66x = 540,098.43 × 210,462.18
  4. Step 4: Simplify right side
    360,178.66x = 113,670,290,291.89
  5. Step 5: Solve for x
    x = 113,670,290,291.89/360,178.66
  6. Step 6: Final answer
    x = 315,594.18

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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.