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Finding the Fourth Proportional to 475,019.63, 655,534.22 and 260,179.73

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Solution

The fourth proportional to 475,019.63, 655,534.22 and 260,179.73 is: 359,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,019.63 : 655,534.22 = 260,179.73 : x
  2. Step 2: Convert to fraction form
    475,019.63/655,534.22 = 260,179.73/x
  3. Step 3: Cross multiply
    475,019.63x = 655,534.22 × 260,179.73
  4. Step 4: Simplify right side
    475,019.63x = 170,556,716,365.36
  5. Step 5: Solve for x
    x = 170,556,716,365.36/475,019.63
  6. Step 6: Final answer
    x = 359,051.93

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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.