Home / 676,386.66-1,014,592.93-220,979.15

Finding the Fourth Proportional to 676,386.66, 1,014,592.93 and 220,979.15

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Solution

The fourth proportional to 676,386.66, 1,014,592.93 and 220,979.15 is: 331,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,386.66 : 1,014,592.93 = 220,979.15 : x
  2. Step 2: Convert to fraction form
    676,386.66/1,014,592.93 = 220,979.15/x
  3. Step 3: Cross multiply
    676,386.66x = 1,014,592.93 × 220,979.15
  4. Step 4: Simplify right side
    676,386.66x = 224,203,883,267.41
  5. Step 5: Solve for x
    x = 224,203,883,267.41/676,386.66
  6. Step 6: Final answer
    x = 331,472.95

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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.