Home / 442,107.04-662,606.01-189,090.58

Finding the Fourth Proportional to 442,107.04, 662,606.01 and 189,090.58

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Solution

The fourth proportional to 442,107.04, 662,606.01 and 189,090.58 is: 283,398.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,107.04 : 662,606.01 = 189,090.58 : x
  2. Step 2: Convert to fraction form
    442,107.04/662,606.01 = 189,090.58/x
  3. Step 3: Cross multiply
    442,107.04x = 662,606.01 × 189,090.58
  4. Step 4: Simplify right side
    442,107.04x = 125,292,554,742.39
  5. Step 5: Solve for x
    x = 125,292,554,742.39/442,107.04
  6. Step 6: Final answer
    x = 283,398.69

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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.