Home / 1,329,440.96-1,994,424.32-488,000

Finding the Fourth Proportional to 1,329,440.96, 1,994,424.32 and 488,000

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Solution

The fourth proportional to 1,329,440.96, 1,994,424.32 and 488,000 is: 732,096.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,440.96 : 1,994,424.32 = 488,000 : x
  2. Step 2: Convert to fraction form
    1,329,440.96/1,994,424.32 = 488,000/x
  3. Step 3: Cross multiply
    1,329,440.96x = 1,994,424.32 × 488,000
  4. Step 4: Simplify right side
    1,329,440.96x = 973,279,068,160
  5. Step 5: Solve for x
    x = 973,279,068,160/1,329,440.96
  6. Step 6: Final answer
    x = 732,096.50

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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.