Home / 851,567.86-1,275,276.78-563,203.82

Finding the Fourth Proportional to 851,567.86, 1,275,276.78 and 563,203.82

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Solution

The fourth proportional to 851,567.86, 1,275,276.78 and 563,203.82 is: 843,433.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,567.86 : 1,275,276.78 = 563,203.82 : x
  2. Step 2: Convert to fraction form
    851,567.86/1,275,276.78 = 563,203.82/x
  3. Step 3: Cross multiply
    851,567.86x = 1,275,276.78 × 563,203.82
  4. Step 4: Simplify right side
    851,567.86x = 718,240,757,032.14
  5. Step 5: Solve for x
    x = 718,240,757,032.14/851,567.86
  6. Step 6: Final answer
    x = 843,433.38

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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.