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Finding the Fourth Proportional to 367,034.64, 506,215.62 and 303,261.72

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Solution

The fourth proportional to 367,034.64, 506,215.62 and 303,261.72 is: 418,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,034.64 : 506,215.62 = 303,261.72 : x
  2. Step 2: Convert to fraction form
    367,034.64/506,215.62 = 303,261.72/x
  3. Step 3: Cross multiply
    367,034.64x = 506,215.62 × 303,261.72
  4. Step 4: Simplify right side
    367,034.64x = 153,515,819,612.07
  5. Step 5: Solve for x
    x = 153,515,819,612.07/367,034.64
  6. Step 6: Final answer
    x = 418,259.76

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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.