Home / 1,136,140.32-1,703,014.17-377,778.03

Finding the Fourth Proportional to 1,136,140.32, 1,703,014.17 and 377,778.03

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Solution

The fourth proportional to 1,136,140.32, 1,703,014.17 and 377,778.03 is: 566,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,140.32 : 1,703,014.17 = 377,778.03 : x
  2. Step 2: Convert to fraction form
    1,136,140.32/1,703,014.17 = 377,778.03/x
  3. Step 3: Cross multiply
    1,136,140.32x = 1,703,014.17 × 377,778.03
  4. Step 4: Simplify right side
    1,136,140.32x = 643,361,338,204.69
  5. Step 5: Solve for x
    x = 643,361,338,204.69/1,136,140.32
  6. Step 6: Final answer
    x = 566,269.26

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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.