Home / 473,255.15-653,015.07-279,635.94

Finding the Fourth Proportional to 473,255.15, 653,015.07 and 279,635.94

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Solution

The fourth proportional to 473,255.15, 653,015.07 and 279,635.94 is: 385,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,255.15 : 653,015.07 = 279,635.94 : x
  2. Step 2: Convert to fraction form
    473,255.15/653,015.07 = 279,635.94/x
  3. Step 3: Cross multiply
    473,255.15x = 653,015.07 × 279,635.94
  4. Step 4: Simplify right side
    473,255.15x = 182,606,479,668.54
  5. Step 5: Solve for x
    x = 182,606,479,668.54/473,255.15
  6. Step 6: Final answer
    x = 385,852.07

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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.