Home / 666,248.24-999,442.37-217,004.09

Finding the Fourth Proportional to 666,248.24, 999,442.37 and 217,004.09

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Solution

The fourth proportional to 666,248.24, 999,442.37 and 217,004.09 is: 325,528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,248.24 : 999,442.37 = 217,004.09 : x
  2. Step 2: Convert to fraction form
    666,248.24/999,442.37 = 217,004.09/x
  3. Step 3: Cross multiply
    666,248.24x = 999,442.37 × 217,004.09
  4. Step 4: Simplify right side
    666,248.24x = 216,883,085,050.41
  5. Step 5: Solve for x
    x = 216,883,085,050.41/666,248.24
  6. Step 6: Final answer
    x = 325,528.94

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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.