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Finding the Fourth Proportional to 459,000.98, 633,408.77 and 255,046.65

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Solution

The fourth proportional to 459,000.98, 633,408.77 and 255,046.65 is: 351,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,000.98 : 633,408.77 = 255,046.65 : x
  2. Step 2: Convert to fraction form
    459,000.98/633,408.77 = 255,046.65/x
  3. Step 3: Cross multiply
    459,000.98x = 633,408.77 × 255,046.65
  4. Step 4: Simplify right side
    459,000.98x = 161,548,781,702.08
  5. Step 5: Solve for x
    x = 161,548,781,702.08/459,000.98
  6. Step 6: Final answer
    x = 351,957.38

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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.