Home / 842,452.77-1,263,994.72-437,392.14

Finding the Fourth Proportional to 842,452.77, 1,263,994.72 and 437,392.14

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Solution

The fourth proportional to 842,452.77, 1,263,994.72 and 437,392.14 is: 656,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,452.77 : 1,263,994.72 = 437,392.14 : x
  2. Step 2: Convert to fraction form
    842,452.77/1,263,994.72 = 437,392.14/x
  3. Step 3: Cross multiply
    842,452.77x = 1,263,994.72 × 437,392.14
  4. Step 4: Simplify right side
    842,452.77x = 552,861,355,412.91
  5. Step 5: Solve for x
    x = 552,861,355,412.91/842,452.77
  6. Step 6: Final answer
    x = 656,252.04

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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.