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Finding the Fourth Proportional to 595,856.80, 894,130.80 and 221,917.60

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Solution

The fourth proportional to 595,856.80, 894,130.80 and 221,917.60 is: 333,005.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,856.80 : 894,130.80 = 221,917.60 : x
  2. Step 2: Convert to fraction form
    595,856.80/894,130.80 = 221,917.60/x
  3. Step 3: Cross multiply
    595,856.80x = 894,130.80 × 221,917.60
  4. Step 4: Simplify right side
    595,856.80x = 198,423,361,222.08
  5. Step 5: Solve for x
    x = 198,423,361,222.08/595,856.80
  6. Step 6: Final answer
    x = 333,005.11

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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.