Home / 645,903.24-968,859.72-246,436.62

Finding the Fourth Proportional to 645,903.24, 968,859.72 and 246,436.62

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Solution

The fourth proportional to 645,903.24, 968,859.72 and 246,436.62 is: 369,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,903.24 : 968,859.72 = 246,436.62 : x
  2. Step 2: Convert to fraction form
    645,903.24/968,859.72 = 246,436.62/x
  3. Step 3: Cross multiply
    645,903.24x = 968,859.72 × 246,436.62
  4. Step 4: Simplify right side
    645,903.24x = 238,762,514,650.95
  5. Step 5: Solve for x
    x = 238,762,514,650.95/645,903.24
  6. Step 6: Final answer
    x = 369,656.78

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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.