Home / 888,945.70-1,226,766.06-506,964.28

Finding the Fourth Proportional to 888,945.70, 1,226,766.06 and 506,964.28

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Solution

The fourth proportional to 888,945.70, 1,226,766.06 and 506,964.28 is: 699,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,945.70 : 1,226,766.06 = 506,964.28 : x
  2. Step 2: Convert to fraction form
    888,945.70/1,226,766.06 = 506,964.28/x
  3. Step 3: Cross multiply
    888,945.70x = 1,226,766.06 × 506,964.28
  4. Step 4: Simplify right side
    888,945.70x = 621,926,572,336.34
  5. Step 5: Solve for x
    x = 621,926,572,336.34/888,945.70
  6. Step 6: Final answer
    x = 699,622.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.