Home / 354,126.06-488,681.55-192,977.82

Finding the Fourth Proportional to 354,126.06, 488,681.55 and 192,977.82

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Solution

The fourth proportional to 354,126.06, 488,681.55 and 192,977.82 is: 266,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,126.06 : 488,681.55 = 192,977.82 : x
  2. Step 2: Convert to fraction form
    354,126.06/488,681.55 = 192,977.82/x
  3. Step 3: Cross multiply
    354,126.06x = 488,681.55 × 192,977.82
  4. Step 4: Simplify right side
    354,126.06x = 94,304,700,193.22
  5. Step 5: Solve for x
    x = 94,304,700,193.22/354,126.06
  6. Step 6: Final answer
    x = 266,302.63

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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.