Home / 783,737.80-1,175,606.70-251,640.70

Finding the Fourth Proportional to 783,737.80, 1,175,606.70 and 251,640.70

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Solution

The fourth proportional to 783,737.80, 1,175,606.70 and 251,640.70 is: 377,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,737.80 : 1,175,606.70 = 251,640.70 : x
  2. Step 2: Convert to fraction form
    783,737.80/1,175,606.70 = 251,640.70/x
  3. Step 3: Cross multiply
    783,737.80x = 1,175,606.70 × 251,640.70
  4. Step 4: Simplify right side
    783,737.80x = 295,830,492,912.69
  5. Step 5: Solve for x
    x = 295,830,492,912.69/783,737.80
  6. Step 6: Final answer
    x = 377,461.05

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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.