Home / 404,717.49-558,502.38-223,435.02

Finding the Fourth Proportional to 404,717.49, 558,502.38 and 223,435.02

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Solution

The fourth proportional to 404,717.49, 558,502.38 and 223,435.02 is: 308,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,717.49 : 558,502.38 = 223,435.02 : x
  2. Step 2: Convert to fraction form
    404,717.49/558,502.38 = 223,435.02/x
  3. Step 3: Cross multiply
    404,717.49x = 558,502.38 × 223,435.02
  4. Step 4: Simplify right side
    404,717.49x = 124,788,990,445.35
  5. Step 5: Solve for x
    x = 124,788,990,445.35/404,717.49
  6. Step 6: Final answer
    x = 308,336.05

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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.