Home / 404,670.42-558,476.10-223,417.26

Finding the Fourth Proportional to 404,670.42, 558,476.10 and 223,417.26

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Solution

The fourth proportional to 404,670.42, 558,476.10 and 223,417.26 is: 308,332.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,670.42 : 558,476.10 = 223,417.26 : x
  2. Step 2: Convert to fraction form
    404,670.42/558,476.10 = 223,417.26/x
  3. Step 3: Cross multiply
    404,670.42x = 558,476.10 × 223,417.26
  4. Step 4: Simplify right side
    404,670.42x = 124,773,200,037.49
  5. Step 5: Solve for x
    x = 124,773,200,037.49/404,670.42
  6. Step 6: Final answer
    x = 308,332.89

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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.