Home / 729,957.84-1,094,683.20-406,239.92

Finding the Fourth Proportional to 729,957.84, 1,094,683.20 and 406,239.92

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Solution

The fourth proportional to 729,957.84, 1,094,683.20 and 406,239.92 is: 609,218.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,957.84 : 1,094,683.20 = 406,239.92 : x
  2. Step 2: Convert to fraction form
    729,957.84/1,094,683.20 = 406,239.92/x
  3. Step 3: Cross multiply
    729,957.84x = 1,094,683.20 × 406,239.92
  4. Step 4: Simplify right side
    729,957.84x = 444,704,015,593.34
  5. Step 5: Solve for x
    x = 444,704,015,593.34/729,957.84
  6. Step 6: Final answer
    x = 609,218.77

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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.