Home / 1,150,433.28-1,588,014.72-697,714.56

Finding the Fourth Proportional to 1,150,433.28, 1,588,014.72 and 697,714.56

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Solution

The fourth proportional to 1,150,433.28, 1,588,014.72 and 697,714.56 is: 963,098.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,433.28 : 1,588,014.72 = 697,714.56 : x
  2. Step 2: Convert to fraction form
    1,150,433.28/1,588,014.72 = 697,714.56/x
  3. Step 3: Cross multiply
    1,150,433.28x = 1,588,014.72 × 697,714.56
  4. Step 4: Simplify right side
    1,150,433.28x = 1,107,980,991,638.32
  5. Step 5: Solve for x
    x = 1,107,980,991,638.32/1,150,433.28
  6. Step 6: Final answer
    x = 963,098.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.