Home / 1,144,218.80-1,715,809.80-434,010.80

Finding the Fourth Proportional to 1,144,218.80, 1,715,809.80 and 434,010.80

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Solution

The fourth proportional to 1,144,218.80, 1,715,809.80 and 434,010.80 is: 650,819.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,218.80 : 1,715,809.80 = 434,010.80 : x
  2. Step 2: Convert to fraction form
    1,144,218.80/1,715,809.80 = 434,010.80/x
  3. Step 3: Cross multiply
    1,144,218.80x = 1,715,809.80 × 434,010.80
  4. Step 4: Simplify right side
    1,144,218.80x = 744,679,983,945.84
  5. Step 5: Solve for x
    x = 744,679,983,945.84/1,144,218.80
  6. Step 6: Final answer
    x = 650,819.57

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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.