Home / 404,492.48-558,199.20-223,204.36

Finding the Fourth Proportional to 404,492.48, 558,199.20 and 223,204.36

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Solution

The fourth proportional to 404,492.48, 558,199.20 and 223,204.36 is: 308,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,492.48 : 558,199.20 = 223,204.36 : x
  2. Step 2: Convert to fraction form
    404,492.48/558,199.20 = 223,204.36/x
  3. Step 3: Cross multiply
    404,492.48x = 558,199.20 × 223,204.36
  4. Step 4: Simplify right side
    404,492.48x = 124,592,495,188.51
  5. Step 5: Solve for x
    x = 124,592,495,188.51/404,492.48
  6. Step 6: Final answer
    x = 308,021.78

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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.