Home / 475,933.51-656,775.91-271,971.46

Finding the Fourth Proportional to 475,933.51, 656,775.91 and 271,971.46

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Solution

The fourth proportional to 475,933.51, 656,775.91 and 271,971.46 is: 375,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,933.51 : 656,775.91 = 271,971.46 : x
  2. Step 2: Convert to fraction form
    475,933.51/656,775.91 = 271,971.46/x
  3. Step 3: Cross multiply
    475,933.51x = 656,775.91 × 271,971.46
  4. Step 4: Simplify right side
    475,933.51x = 178,624,303,135.53
  5. Step 5: Solve for x
    x = 178,624,303,135.53/475,933.51
  6. Step 6: Final answer
    x = 375,313.57

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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.