Home / 384,748.61-530,951.94-214,982.87

Finding the Fourth Proportional to 384,748.61, 530,951.94 and 214,982.87

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Solution

The fourth proportional to 384,748.61, 530,951.94 and 214,982.87 is: 296,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,748.61 : 530,951.94 = 214,982.87 : x
  2. Step 2: Convert to fraction form
    384,748.61/530,951.94 = 214,982.87/x
  3. Step 3: Cross multiply
    384,748.61x = 530,951.94 × 214,982.87
  4. Step 4: Simplify right side
    384,748.61x = 114,145,569,238.51
  5. Step 5: Solve for x
    x = 114,145,569,238.51/384,748.61
  6. Step 6: Final answer
    x = 296,675.72

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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.