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Finding the Fourth Proportional to 459,000.54, 633,408.18 and 255,046.23

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Solution

The fourth proportional to 459,000.54, 633,408.18 and 255,046.23 is: 351,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,000.54 : 633,408.18 = 255,046.23 : x
  2. Step 2: Convert to fraction form
    459,000.54/633,408.18 = 255,046.23/x
  3. Step 3: Cross multiply
    459,000.54x = 633,408.18 × 255,046.23
  4. Step 4: Simplify right side
    459,000.54x = 161,548,368,360.16
  5. Step 5: Solve for x
    x = 161,548,368,360.16/459,000.54
  6. Step 6: Final answer
    x = 351,956.82

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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.