Home / 1,154,218.76-1,731,415.16-344,539.22

Finding the Fourth Proportional to 1,154,218.76, 1,731,415.16 and 344,539.22

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Solution

The fourth proportional to 1,154,218.76, 1,731,415.16 and 344,539.22 is: 516,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,218.76 : 1,731,415.16 = 344,539.22 : x
  2. Step 2: Convert to fraction form
    1,154,218.76/1,731,415.16 = 344,539.22/x
  3. Step 3: Cross multiply
    1,154,218.76x = 1,731,415.16 × 344,539.22
  4. Step 4: Simplify right side
    1,154,218.76x = 596,540,418,342.80
  5. Step 5: Solve for x
    x = 596,540,418,342.80/1,154,218.76
  6. Step 6: Final answer
    x = 516,834.80

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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.