Home / 897,918.78-1,347,124.20-448,096.62

Finding the Fourth Proportional to 897,918.78, 1,347,124.20 and 448,096.62

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Solution

The fourth proportional to 897,918.78, 1,347,124.20 and 448,096.62 is: 672,267.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,918.78 : 1,347,124.20 = 448,096.62 : x
  2. Step 2: Convert to fraction form
    897,918.78/1,347,124.20 = 448,096.62/x
  3. Step 3: Cross multiply
    897,918.78x = 1,347,124.20 × 448,096.62
  4. Step 4: Simplify right side
    897,918.78x = 603,641,800,740.20
  5. Step 5: Solve for x
    x = 603,641,800,740.20/897,918.78
  6. Step 6: Final answer
    x = 672,267.71

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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.