Home / 808,302.40-1,212,578.14-275,699

Finding the Fourth Proportional to 808,302.40, 1,212,578.14 and 275,699

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Solution

The fourth proportional to 808,302.40, 1,212,578.14 and 275,699 is: 413,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,302.40 : 1,212,578.14 = 275,699 : x
  2. Step 2: Convert to fraction form
    808,302.40/1,212,578.14 = 275,699/x
  3. Step 3: Cross multiply
    808,302.40x = 1,212,578.14 × 275,699
  4. Step 4: Simplify right side
    808,302.40x = 334,306,580,619.86
  5. Step 5: Solve for x
    x = 334,306,580,619.86/808,302.40
  6. Step 6: Final answer
    x = 413,590.98

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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.