Home / 683,142.54-942,731.91-377,237.94

Finding the Fourth Proportional to 683,142.54, 942,731.91 and 377,237.94

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Solution

The fourth proportional to 683,142.54, 942,731.91 and 377,237.94 is: 520,585.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,142.54 : 942,731.91 = 377,237.94 : x
  2. Step 2: Convert to fraction form
    683,142.54/942,731.91 = 377,237.94/x
  3. Step 3: Cross multiply
    683,142.54x = 942,731.91 × 377,237.94
  4. Step 4: Simplify right side
    683,142.54x = 355,634,243,700.67
  5. Step 5: Solve for x
    x = 355,634,243,700.67/683,142.54
  6. Step 6: Final answer
    x = 520,585.71

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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.