Home / 396,013.07-546,498.07-214,724.95

Finding the Fourth Proportional to 396,013.07, 546,498.07 and 214,724.95

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Solution

The fourth proportional to 396,013.07, 546,498.07 and 214,724.95 is: 296,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,013.07 : 546,498.07 = 214,724.95 : x
  2. Step 2: Convert to fraction form
    396,013.07/546,498.07 = 214,724.95/x
  3. Step 3: Cross multiply
    396,013.07x = 546,498.07 × 214,724.95
  4. Step 4: Simplify right side
    396,013.07x = 117,346,768,852.79
  5. Step 5: Solve for x
    x = 117,346,768,852.79/396,013.07
  6. Step 6: Final answer
    x = 296,320.44

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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.