Home / 758,769.84-1,137,817.80-403,709.04

Finding the Fourth Proportional to 758,769.84, 1,137,817.80 and 403,709.04

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Solution

The fourth proportional to 758,769.84, 1,137,817.80 and 403,709.04 is: 605,384.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,769.84 : 1,137,817.80 = 403,709.04 : x
  2. Step 2: Convert to fraction form
    758,769.84/1,137,817.80 = 403,709.04/x
  3. Step 3: Cross multiply
    758,769.84x = 1,137,817.80 × 403,709.04
  4. Step 4: Simplify right side
    758,769.84x = 459,347,331,732.91
  5. Step 5: Solve for x
    x = 459,347,331,732.91/758,769.84
  6. Step 6: Final answer
    x = 605,384.28

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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.