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Finding the Fourth Proportional to 334,563.74, 501,463.83 and 134,756.18

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Solution

The fourth proportional to 334,563.74, 501,463.83 and 134,756.18 is: 201,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,563.74 : 501,463.83 = 134,756.18 : x
  2. Step 2: Convert to fraction form
    334,563.74/501,463.83 = 134,756.18/x
  3. Step 3: Cross multiply
    334,563.74x = 501,463.83 × 134,756.18
  4. Step 4: Simplify right side
    334,563.74x = 67,575,350,138.97
  5. Step 5: Solve for x
    x = 67,575,350,138.97/334,563.74
  6. Step 6: Final answer
    x = 201,980.50

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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.