Home / 418,447.08-577,469.58-237,159.36

Finding the Fourth Proportional to 418,447.08, 577,469.58 and 237,159.36

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Solution

The fourth proportional to 418,447.08, 577,469.58 and 237,159.36 is: 327,287.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,447.08 : 577,469.58 = 237,159.36 : x
  2. Step 2: Convert to fraction form
    418,447.08/577,469.58 = 237,159.36/x
  3. Step 3: Cross multiply
    418,447.08x = 577,469.58 × 237,159.36
  4. Step 4: Simplify right side
    418,447.08x = 136,952,316,012.27
  5. Step 5: Solve for x
    x = 136,952,316,012.27/418,447.08
  6. Step 6: Final answer
    x = 327,287.06

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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.