Home / 850,360.64-1,272,545.04-530,662.88

Finding the Fourth Proportional to 850,360.64, 1,272,545.04 and 530,662.88

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Solution

The fourth proportional to 850,360.64, 1,272,545.04 and 530,662.88 is: 794,124.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,360.64 : 1,272,545.04 = 530,662.88 : x
  2. Step 2: Convert to fraction form
    850,360.64/1,272,545.04 = 530,662.88/x
  3. Step 3: Cross multiply
    850,360.64x = 1,272,545.04 × 530,662.88
  4. Step 4: Simplify right side
    850,360.64x = 675,292,415,856.12
  5. Step 5: Solve for x
    x = 675,292,415,856.12/850,360.64
  6. Step 6: Final answer
    x = 794,124.73

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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.