Home / 696,353.09-1,044,529.63-459,640.41

Finding the Fourth Proportional to 696,353.09, 1,044,529.63 and 459,640.41

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Solution

The fourth proportional to 696,353.09, 1,044,529.63 and 459,640.41 is: 689,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,353.09 : 1,044,529.63 = 459,640.41 : x
  2. Step 2: Convert to fraction form
    696,353.09/1,044,529.63 = 459,640.41/x
  3. Step 3: Cross multiply
    696,353.09x = 1,044,529.63 × 459,640.41
  4. Step 4: Simplify right side
    696,353.09x = 480,108,022,324.26
  5. Step 5: Solve for x
    x = 480,108,022,324.26/696,353.09
  6. Step 6: Final answer
    x = 689,460.61

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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.