Home / 956,409.30-1,431,503.55-744,902.10

Finding the Fourth Proportional to 956,409.30, 1,431,503.55 and 744,902.10

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Solution

The fourth proportional to 956,409.30, 1,431,503.55 and 744,902.10 is: 1,114,930.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,409.30 : 1,431,503.55 = 744,902.10 : x
  2. Step 2: Convert to fraction form
    956,409.30/1,431,503.55 = 744,902.10/x
  3. Step 3: Cross multiply
    956,409.30x = 1,431,503.55 × 744,902.10
  4. Step 4: Simplify right side
    956,409.30x = 1,066,330,000,552.46
  5. Step 5: Solve for x
    x = 1,066,330,000,552.46/956,409.30
  6. Step 6: Final answer
    x = 1,114,930.61

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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.