Home / 802,734.04-1,107,785.46-440,191

Finding the Fourth Proportional to 802,734.04, 1,107,785.46 and 440,191

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Solution

The fourth proportional to 802,734.04, 1,107,785.46 and 440,191 is: 607,470.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,734.04 : 1,107,785.46 = 440,191 : x
  2. Step 2: Convert to fraction form
    802,734.04/1,107,785.46 = 440,191/x
  3. Step 3: Cross multiply
    802,734.04x = 1,107,785.46 × 440,191
  4. Step 4: Simplify right side
    802,734.04x = 487,637,189,422.86
  5. Step 5: Solve for x
    x = 487,637,189,422.86/802,734.04
  6. Step 6: Final answer
    x = 607,470.43

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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.