Home / 384,433.34-530,767.44-344,077.11

Finding the Fourth Proportional to 384,433.34, 530,767.44 and 344,077.11

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Solution

The fourth proportional to 384,433.34, 530,767.44 and 344,077.11 is: 475,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,433.34 : 530,767.44 = 344,077.11 : x
  2. Step 2: Convert to fraction form
    384,433.34/530,767.44 = 344,077.11/x
  3. Step 3: Cross multiply
    384,433.34x = 530,767.44 × 344,077.11
  4. Step 4: Simplify right side
    384,433.34x = 182,624,926,837.30
  5. Step 5: Solve for x
    x = 182,624,926,837.30/384,433.34
  6. Step 6: Final answer
    x = 475,049.66

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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.