Home / 807,555.21-1,114,231.22-531,883.86

Finding the Fourth Proportional to 807,555.21, 1,114,231.22 and 531,883.86

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Solution

The fourth proportional to 807,555.21, 1,114,231.22 and 531,883.86 is: 733,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,555.21 : 1,114,231.22 = 531,883.86 : x
  2. Step 2: Convert to fraction form
    807,555.21/1,114,231.22 = 531,883.86/x
  3. Step 3: Cross multiply
    807,555.21x = 1,114,231.22 × 531,883.86
  4. Step 4: Simplify right side
    807,555.21x = 592,641,599,566.69
  5. Step 5: Solve for x
    x = 592,641,599,566.69/807,555.21
  6. Step 6: Final answer
    x = 733,871.31

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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.