Home / 683,625.35-943,322.56-377,683.49

Finding the Fourth Proportional to 683,625.35, 943,322.56 and 377,683.49

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Solution

The fourth proportional to 683,625.35, 943,322.56 and 377,683.49 is: 521,158.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,625.35 : 943,322.56 = 377,683.49 : x
  2. Step 2: Convert to fraction form
    683,625.35/943,322.56 = 377,683.49/x
  3. Step 3: Cross multiply
    683,625.35x = 943,322.56 × 377,683.49
  4. Step 4: Simplify right side
    683,625.35x = 356,277,358,070.63
  5. Step 5: Solve for x
    x = 356,277,358,070.63/683,625.35
  6. Step 6: Final answer
    x = 521,158.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.