Home / 886,013.59-1,329,729.79-459,671.61

Finding the Fourth Proportional to 886,013.59, 1,329,729.79 and 459,671.61

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Solution

The fourth proportional to 886,013.59, 1,329,729.79 and 459,671.61 is: 689,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,013.59 : 1,329,729.79 = 459,671.61 : x
  2. Step 2: Convert to fraction form
    886,013.59/1,329,729.79 = 459,671.61/x
  3. Step 3: Cross multiply
    886,013.59x = 1,329,729.79 × 459,671.61
  4. Step 4: Simplify right side
    886,013.59x = 611,239,026,785.61
  5. Step 5: Solve for x
    x = 611,239,026,785.61/886,013.59
  6. Step 6: Final answer
    x = 689,875.46

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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.