Home / 780,707.08-1,077,347.82-441,168.04

Finding the Fourth Proportional to 780,707.08, 1,077,347.82 and 441,168.04

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Solution

The fourth proportional to 780,707.08, 1,077,347.82 and 441,168.04 is: 608,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,707.08 : 1,077,347.82 = 441,168.04 : x
  2. Step 2: Convert to fraction form
    780,707.08/1,077,347.82 = 441,168.04/x
  3. Step 3: Cross multiply
    780,707.08x = 1,077,347.82 × 441,168.04
  4. Step 4: Simplify right side
    780,707.08x = 475,291,426,147.67
  5. Step 5: Solve for x
    x = 475,291,426,147.67/780,707.08
  6. Step 6: Final answer
    x = 608,796.10

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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.