Home / 897,916.78-1,347,121.21-448,094.62

Finding the Fourth Proportional to 897,916.78, 1,347,121.21 and 448,094.62

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Solution

The fourth proportional to 897,916.78, 1,347,121.21 and 448,094.62 is: 672,264.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,916.78 : 1,347,121.21 = 448,094.62 : x
  2. Step 2: Convert to fraction form
    897,916.78/1,347,121.21 = 448,094.62/x
  3. Step 3: Cross multiply
    897,916.78x = 1,347,121.21 × 448,094.62
  4. Step 4: Simplify right side
    897,916.78x = 603,637,766,688.89
  5. Step 5: Solve for x
    x = 603,637,766,688.89/897,916.78
  6. Step 6: Final answer
    x = 672,264.71

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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.