Home / 370,994.43-556,407.53-188,440.17

Finding the Fourth Proportional to 370,994.43, 556,407.53 and 188,440.17

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Solution

The fourth proportional to 370,994.43, 556,407.53 and 188,440.17 is: 282,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,994.43 : 556,407.53 = 188,440.17 : x
  2. Step 2: Convert to fraction form
    370,994.43/556,407.53 = 188,440.17/x
  3. Step 3: Cross multiply
    370,994.43x = 556,407.53 × 188,440.17
  4. Step 4: Simplify right side
    370,994.43x = 104,849,530,350.19
  5. Step 5: Solve for x
    x = 104,849,530,350.19/370,994.43
  6. Step 6: Final answer
    x = 282,617.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.