Home / 864,426.90-1,192,898.37-477,245.46

Finding the Fourth Proportional to 864,426.90, 1,192,898.37 and 477,245.46

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Solution

The fourth proportional to 864,426.90, 1,192,898.37 and 477,245.46 is: 658,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,426.90 : 1,192,898.37 = 477,245.46 : x
  2. Step 2: Convert to fraction form
    864,426.90/1,192,898.37 = 477,245.46/x
  3. Step 3: Cross multiply
    864,426.90x = 1,192,898.37 × 477,245.46
  4. Step 4: Simplify right side
    864,426.90x = 569,305,331,323.90
  5. Step 5: Solve for x
    x = 569,305,331,323.90/864,426.90
  6. Step 6: Final answer
    x = 658,592.80

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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.