Home / 384,747.50-530,941.65-214,983.02

Finding the Fourth Proportional to 384,747.50, 530,941.65 and 214,983.02

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Solution

The fourth proportional to 384,747.50, 530,941.65 and 214,983.02 is: 296,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,747.50 : 530,941.65 = 214,983.02 : x
  2. Step 2: Convert to fraction form
    384,747.50/530,941.65 = 214,983.02/x
  3. Step 3: Cross multiply
    384,747.50x = 530,941.65 × 214,983.02
  4. Step 4: Simplify right side
    384,747.50x = 114,143,439,360.78
  5. Step 5: Solve for x
    x = 114,143,439,360.78/384,747.50
  6. Step 6: Final answer
    x = 296,671.04

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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.