Home / 346,993.32-478,824.18-211,008.48

Finding the Fourth Proportional to 346,993.32, 478,824.18 and 211,008.48

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Solution

The fourth proportional to 346,993.32, 478,824.18 and 211,008.48 is: 291,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,993.32 : 478,824.18 = 211,008.48 : x
  2. Step 2: Convert to fraction form
    346,993.32/478,824.18 = 211,008.48/x
  3. Step 3: Cross multiply
    346,993.32x = 478,824.18 × 211,008.48
  4. Step 4: Simplify right side
    346,993.32x = 101,035,962,409.05
  5. Step 5: Solve for x
    x = 101,035,962,409.05/346,993.32
  6. Step 6: Final answer
    x = 291,175.53

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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.