Home / 423,512.07-584,279.98-242,126.56

Finding the Fourth Proportional to 423,512.07, 584,279.98 and 242,126.56

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Solution

The fourth proportional to 423,512.07, 584,279.98 and 242,126.56 is: 334,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,512.07 : 584,279.98 = 242,126.56 : x
  2. Step 2: Convert to fraction form
    423,512.07/584,279.98 = 242,126.56/x
  3. Step 3: Cross multiply
    423,512.07x = 584,279.98 × 242,126.56
  4. Step 4: Simplify right side
    423,512.07x = 141,469,701,634.27
  5. Step 5: Solve for x
    x = 141,469,701,634.27/423,512.07
  6. Step 6: Final answer
    x = 334,039.36

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1.5x scale

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.