Home / 634,470.72-875,624.93-348,046.14

Finding the Fourth Proportional to 634,470.72, 875,624.93 and 348,046.14

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Solution

The fourth proportional to 634,470.72, 875,624.93 and 348,046.14 is: 480,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,470.72 : 875,624.93 = 348,046.14 : x
  2. Step 2: Convert to fraction form
    634,470.72/875,624.93 = 348,046.14/x
  3. Step 3: Cross multiply
    634,470.72x = 875,624.93 × 348,046.14
  4. Step 4: Simplify right side
    634,470.72x = 304,757,876,974.27
  5. Step 5: Solve for x
    x = 304,757,876,974.27/634,470.72
  6. Step 6: Final answer
    x = 480,334.03

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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.