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Finding the Fourth Proportional to 334,235.64, 501,671.79 and 207,492.30

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Solution

The fourth proportional to 334,235.64, 501,671.79 and 207,492.30 is: 311,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,235.64 : 501,671.79 = 207,492.30 : x
  2. Step 2: Convert to fraction form
    334,235.64/501,671.79 = 207,492.30/x
  3. Step 3: Cross multiply
    334,235.64x = 501,671.79 × 207,492.30
  4. Step 4: Simplify right side
    334,235.64x = 104,093,033,552.22
  5. Step 5: Solve for x
    x = 104,093,033,552.22/334,235.64
  6. Step 6: Final answer
    x = 311,436.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.