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Finding the Fourth Proportional to 431,471.21, 595,433.03 and 240,496.70

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Solution

The fourth proportional to 431,471.21, 595,433.03 and 240,496.70 is: 331,886.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,471.21 : 595,433.03 = 240,496.70 : x
  2. Step 2: Convert to fraction form
    431,471.21/595,433.03 = 240,496.70/x
  3. Step 3: Cross multiply
    431,471.21x = 595,433.03 × 240,496.70
  4. Step 4: Simplify right side
    431,471.21x = 143,199,674,606.35
  5. Step 5: Solve for x
    x = 143,199,674,606.35/431,471.21
  6. Step 6: Final answer
    x = 331,886.98

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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.