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Finding the Fourth Proportional to 943,582.72, 1,408,522.04 and 873,329

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Solution

The fourth proportional to 943,582.72, 1,408,522.04 and 873,329 is: 1,303,651.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,582.72 : 1,408,522.04 = 873,329 : x
  2. Step 2: Convert to fraction form
    943,582.72/1,408,522.04 = 873,329/x
  3. Step 3: Cross multiply
    943,582.72x = 1,408,522.04 × 873,329
  4. Step 4: Simplify right side
    943,582.72x = 1,230,103,144,671.16
  5. Step 5: Solve for x
    x = 1,230,103,144,671.16/943,582.72
  6. Step 6: Final answer
    x = 1,303,651.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.