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Finding the Fourth Proportional to 337,029.21, 464,886.72 and 256,279.70

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Solution

The fourth proportional to 337,029.21, 464,886.72 and 256,279.70 is: 353,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,029.21 : 464,886.72 = 256,279.70 : x
  2. Step 2: Convert to fraction form
    337,029.21/464,886.72 = 256,279.70/x
  3. Step 3: Cross multiply
    337,029.21x = 464,886.72 × 256,279.70
  4. Step 4: Simplify right side
    337,029.21x = 119,141,029,135.58
  5. Step 5: Solve for x
    x = 119,141,029,135.58/337,029.21
  6. Step 6: Final answer
    x = 353,503.57

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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.