Home / 993,894.10-1,491,035.55-425,274.10

Finding the Fourth Proportional to 993,894.10, 1,491,035.55 and 425,274.10

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Solution

The fourth proportional to 993,894.10, 1,491,035.55 and 425,274.10 is: 637,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,894.10 : 1,491,035.55 = 425,274.10 : x
  2. Step 2: Convert to fraction form
    993,894.10/1,491,035.55 = 425,274.10/x
  3. Step 3: Cross multiply
    993,894.10x = 1,491,035.55 × 425,274.10
  4. Step 4: Simplify right side
    993,894.10x = 634,098,801,594.26
  5. Step 5: Solve for x
    x = 634,098,801,594.26/993,894.10
  6. Step 6: Final answer
    x = 637,994.33

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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.