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Finding the Fourth Proportional to 536,459.53, 740,006.16 and 334,905.61

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Solution

The fourth proportional to 536,459.53, 740,006.16 and 334,905.61 is: 461,977.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,459.53 : 740,006.16 = 334,905.61 : x
  2. Step 2: Convert to fraction form
    536,459.53/740,006.16 = 334,905.61/x
  3. Step 3: Cross multiply
    536,459.53x = 740,006.16 × 334,905.61
  4. Step 4: Simplify right side
    536,459.53x = 247,832,214,418.56
  5. Step 5: Solve for x
    x = 247,832,214,418.56/536,459.53
  6. Step 6: Final answer
    x = 461,977.47

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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.