Home / 696,357.21-1,044,535.83-459,644.52

Finding the Fourth Proportional to 696,357.21, 1,044,535.83 and 459,644.52

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Solution

The fourth proportional to 696,357.21, 1,044,535.83 and 459,644.52 is: 689,466.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,357.21 : 1,044,535.83 = 459,644.52 : x
  2. Step 2: Convert to fraction form
    696,357.21/1,044,535.83 = 459,644.52/x
  3. Step 3: Cross multiply
    696,357.21x = 1,044,535.83 × 459,644.52
  4. Step 4: Simplify right side
    696,357.21x = 480,115,170,203.15
  5. Step 5: Solve for x
    x = 480,115,170,203.15/696,357.21
  6. Step 6: Final answer
    x = 689,466.79

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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.