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Finding the Fourth Proportional to 313,335, 432,402.84 and 179,199

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Solution

The fourth proportional to 313,335, 432,402.84 and 179,199 is: 247,294.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,335 : 432,402.84 = 179,199 : x
  2. Step 2: Convert to fraction form
    313,335/432,402.84 = 179,199/x
  3. Step 3: Cross multiply
    313,335x = 432,402.84 × 179,199
  4. Step 4: Simplify right side
    313,335x = 77,486,156,525.16
  5. Step 5: Solve for x
    x = 77,486,156,525.16/313,335
  6. Step 6: Final answer
    x = 247,294.93

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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.