Home / 347,437.35-521,634.33-176,774.40

Finding the Fourth Proportional to 347,437.35, 521,634.33 and 176,774.40

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Solution

The fourth proportional to 347,437.35, 521,634.33 and 176,774.40 is: 265,404.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,437.35 : 521,634.33 = 176,774.40 : x
  2. Step 2: Convert to fraction form
    347,437.35/521,634.33 = 176,774.40/x
  3. Step 3: Cross multiply
    347,437.35x = 521,634.33 × 176,774.40
  4. Step 4: Simplify right side
    347,437.35x = 92,211,595,705.15
  5. Step 5: Solve for x
    x = 92,211,595,705.15/347,437.35
  6. Step 6: Final answer
    x = 265,404.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.