Home / 461,585.28-637,090.24-300,159.36

Finding the Fourth Proportional to 461,585.28, 637,090.24 and 300,159.36

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Solution

The fourth proportional to 461,585.28, 637,090.24 and 300,159.36 is: 414,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,585.28 : 637,090.24 = 300,159.36 : x
  2. Step 2: Convert to fraction form
    461,585.28/637,090.24 = 300,159.36/x
  3. Step 3: Cross multiply
    461,585.28x = 637,090.24 × 300,159.36
  4. Step 4: Simplify right side
    461,585.28x = 191,228,598,700.65
  5. Step 5: Solve for x
    x = 191,228,598,700.65/461,585.28
  6. Step 6: Final answer
    x = 414,286.61

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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.