Home / 744,785.40-1,117,178.10-295,613.40

Finding the Fourth Proportional to 744,785.40, 1,117,178.10 and 295,613.40

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Solution

The fourth proportional to 744,785.40, 1,117,178.10 and 295,613.40 is: 443,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,785.40 : 1,117,178.10 = 295,613.40 : x
  2. Step 2: Convert to fraction form
    744,785.40/1,117,178.10 = 295,613.40/x
  3. Step 3: Cross multiply
    744,785.40x = 1,117,178.10 × 295,613.40
  4. Step 4: Simplify right side
    744,785.40x = 330,252,816,546.54
  5. Step 5: Solve for x
    x = 330,252,816,546.54/744,785.40
  6. Step 6: Final answer
    x = 443,420.10

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1.5x scale

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.