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Finding the Fourth Proportional to 336,647.98, 464,434.95 and 234,733.78

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Solution

The fourth proportional to 336,647.98, 464,434.95 and 234,733.78 is: 323,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,647.98 : 464,434.95 = 234,733.78 : x
  2. Step 2: Convert to fraction form
    336,647.98/464,434.95 = 234,733.78/x
  3. Step 3: Cross multiply
    336,647.98x = 464,434.95 × 234,733.78
  4. Step 4: Simplify right side
    336,647.98x = 109,018,571,377.61
  5. Step 5: Solve for x
    x = 109,018,571,377.61/336,647.98
  6. Step 6: Final answer
    x = 323,835.51

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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.