Home / 985,942.89-1,360,597.23-556,223.04

Finding the Fourth Proportional to 985,942.89, 1,360,597.23 and 556,223.04

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Solution

The fourth proportional to 985,942.89, 1,360,597.23 and 556,223.04 is: 767,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,942.89 : 1,360,597.23 = 556,223.04 : x
  2. Step 2: Convert to fraction form
    985,942.89/1,360,597.23 = 556,223.04/x
  3. Step 3: Cross multiply
    985,942.89x = 1,360,597.23 × 556,223.04
  4. Step 4: Simplify right side
    985,942.89x = 756,795,527,486.18
  5. Step 5: Solve for x
    x = 756,795,527,486.18/985,942.89
  6. Step 6: Final answer
    x = 767,585.56

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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.