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Finding the Fourth Proportional to 334,240.86, 501,679.68 and 207,497.58

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Solution

The fourth proportional to 334,240.86, 501,679.68 and 207,497.58 is: 311,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,240.86 : 501,679.68 = 207,497.58 : x
  2. Step 2: Convert to fraction form
    334,240.86/501,679.68 = 207,497.58/x
  3. Step 3: Cross multiply
    334,240.86x = 501,679.68 × 207,497.58
  4. Step 4: Simplify right side
    334,240.86x = 104,097,319,535.17
  5. Step 5: Solve for x
    x = 104,097,319,535.17/334,240.86
  6. Step 6: Final answer
    x = 311,444.03

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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.