Home / 794,785.64-1,096,759.86-455,275.76

Finding the Fourth Proportional to 794,785.64, 1,096,759.86 and 455,275.76

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Solution

The fourth proportional to 794,785.64, 1,096,759.86 and 455,275.76 is: 628,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,785.64 : 1,096,759.86 = 455,275.76 : x
  2. Step 2: Convert to fraction form
    794,785.64/1,096,759.86 = 455,275.76/x
  3. Step 3: Cross multiply
    794,785.64x = 1,096,759.86 × 455,275.76
  4. Step 4: Simplify right side
    794,785.64x = 499,328,178,798.99
  5. Step 5: Solve for x
    x = 499,328,178,798.99/794,785.64
  6. Step 6: Final answer
    x = 628,255.16

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1.5x scale

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.