Home / 696,534.13-1,044,801.42-459,821.45

Finding the Fourth Proportional to 696,534.13, 1,044,801.42 and 459,821.45

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Solution

The fourth proportional to 696,534.13, 1,044,801.42 and 459,821.45 is: 689,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,534.13 : 1,044,801.42 = 459,821.45 : x
  2. Step 2: Convert to fraction form
    696,534.13/1,044,801.42 = 459,821.45/x
  3. Step 3: Cross multiply
    696,534.13x = 1,044,801.42 × 459,821.45
  4. Step 4: Simplify right side
    696,534.13x = 480,422,104,794.13
  5. Step 5: Solve for x
    x = 480,422,104,794.13/696,534.13
  6. Step 6: Final answer
    x = 689,732.32

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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.