Home / 956,411.80-1,431,507.30-744,904.60

Finding the Fourth Proportional to 956,411.80, 1,431,507.30 and 744,904.60

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Solution

The fourth proportional to 956,411.80, 1,431,507.30 and 744,904.60 is: 1,114,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,411.80 : 1,431,507.30 = 744,904.60 : x
  2. Step 2: Convert to fraction form
    956,411.80/1,431,507.30 = 744,904.60/x
  3. Step 3: Cross multiply
    956,411.80x = 1,431,507.30 × 744,904.60
  4. Step 4: Simplify right side
    956,411.80x = 1,066,336,372,703.58
  5. Step 5: Solve for x
    x = 1,066,336,372,703.58/956,411.80
  6. Step 6: Final answer
    x = 1,114,934.35

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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.