Home / 761,300.68-1,141,190.70-508,793.80

Finding the Fourth Proportional to 761,300.68, 1,141,190.70 and 508,793.80

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Solution

The fourth proportional to 761,300.68, 1,141,190.70 and 508,793.80 is: 762,682.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,300.68 : 1,141,190.70 = 508,793.80 : x
  2. Step 2: Convert to fraction form
    761,300.68/1,141,190.70 = 508,793.80/x
  3. Step 3: Cross multiply
    761,300.68x = 1,141,190.70 × 508,793.80
  4. Step 4: Simplify right side
    761,300.68x = 580,630,752,777.66
  5. Step 5: Solve for x
    x = 580,630,752,777.66/761,300.68
  6. Step 6: Final answer
    x = 762,682.56

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1.5x scale

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.