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Finding the Fourth Proportional to 310,035.60, 464,016.60 and 216,723.60

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Solution

The fourth proportional to 310,035.60, 464,016.60 and 216,723.60 is: 324,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,035.60 : 464,016.60 = 216,723.60 : x
  2. Step 2: Convert to fraction form
    310,035.60/464,016.60 = 216,723.60/x
  3. Step 3: Cross multiply
    310,035.60x = 464,016.60 × 216,723.60
  4. Step 4: Simplify right side
    310,035.60x = 100,563,348,011.76
  5. Step 5: Solve for x
    x = 100,563,348,011.76/310,035.60
  6. Step 6: Final answer
    x = 324,360.65

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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.