Home / 384,488.48-530,595.24-214,729.04

Finding the Fourth Proportional to 384,488.48, 530,595.24 and 214,729.04

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Solution

The fourth proportional to 384,488.48, 530,595.24 and 214,729.04 is: 296,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,488.48 : 530,595.24 = 214,729.04 : x
  2. Step 2: Convert to fraction form
    384,488.48/530,595.24 = 214,729.04/x
  3. Step 3: Cross multiply
    384,488.48x = 530,595.24 × 214,729.04
  4. Step 4: Simplify right side
    384,488.48x = 113,934,206,513.77
  5. Step 5: Solve for x
    x = 113,934,206,513.77/384,488.48
  6. Step 6: Final answer
    x = 296,326.71

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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.