Home / 404,750.43-558,544.48-223,459.07

Finding the Fourth Proportional to 404,750.43, 558,544.48 and 223,459.07

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Solution

The fourth proportional to 404,750.43, 558,544.48 and 223,459.07 is: 308,367.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,750.43 : 558,544.48 = 223,459.07 : x
  2. Step 2: Convert to fraction form
    404,750.43/558,544.48 = 223,459.07/x
  3. Step 3: Cross multiply
    404,750.43x = 558,544.48 × 223,459.07
  4. Step 4: Simplify right side
    404,750.43x = 124,811,830,054.43
  5. Step 5: Solve for x
    x = 124,811,830,054.43/404,750.43
  6. Step 6: Final answer
    x = 308,367.38

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1.5x scale

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.