Home / 404,782.07-558,607.95-223,505.46

Finding the Fourth Proportional to 404,782.07, 558,607.95 and 223,505.46

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Solution

The fourth proportional to 404,782.07, 558,607.95 and 223,505.46 is: 308,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,782.07 : 558,607.95 = 223,505.46 : x
  2. Step 2: Convert to fraction form
    404,782.07/558,607.95 = 223,505.46/x
  3. Step 3: Cross multiply
    404,782.07x = 558,607.95 × 223,505.46
  4. Step 4: Simplify right side
    404,782.07x = 124,851,926,824.41
  5. Step 5: Solve for x
    x = 124,851,926,824.41/404,782.07
  6. Step 6: Final answer
    x = 308,442.34

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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.