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Finding the Fourth Proportional to 370,132.64, 510,784.67 and 200,366.76

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Solution

The fourth proportional to 370,132.64, 510,784.67 and 200,366.76 is: 276,507.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,132.64 : 510,784.67 = 200,366.76 : x
  2. Step 2: Convert to fraction form
    370,132.64/510,784.67 = 200,366.76/x
  3. Step 3: Cross multiply
    370,132.64x = 510,784.67 × 200,366.76
  4. Step 4: Simplify right side
    370,132.64x = 102,344,268,383.74
  5. Step 5: Solve for x
    x = 102,344,268,383.74/370,132.64
  6. Step 6: Final answer
    x = 276,507.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.