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Finding the Fourth Proportional to 334,298.75, 501,389.85 and 154,368.86

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Solution

The fourth proportional to 334,298.75, 501,389.85 and 154,368.86 is: 231,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,298.75 : 501,389.85 = 154,368.86 : x
  2. Step 2: Convert to fraction form
    334,298.75/501,389.85 = 154,368.86/x
  3. Step 3: Cross multiply
    334,298.75x = 501,389.85 × 154,368.86
  4. Step 4: Simplify right side
    334,298.75x = 77,398,979,560.07
  5. Step 5: Solve for x
    x = 77,398,979,560.07/334,298.75
  6. Step 6: Final answer
    x = 231,526.38

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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.