Home / 632,624.35-947,886.75-445,242.19

Finding the Fourth Proportional to 632,624.35, 947,886.75 and 445,242.19

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Solution

The fourth proportional to 632,624.35, 947,886.75 and 445,242.19 is: 667,124.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,624.35 : 947,886.75 = 445,242.19 : x
  2. Step 2: Convert to fraction form
    632,624.35/947,886.75 = 445,242.19/x
  3. Step 3: Cross multiply
    632,624.35x = 947,886.75 × 445,242.19
  4. Step 4: Simplify right side
    632,624.35x = 422,039,172,441.98
  5. Step 5: Solve for x
    x = 422,039,172,441.98/632,624.35
  6. Step 6: Final answer
    x = 667,124.45

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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.