Home / 415,275.26-573,079.86-224,288.60

Finding the Fourth Proportional to 415,275.26, 573,079.86 and 224,288.60

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Solution

The fourth proportional to 415,275.26, 573,079.86 and 224,288.60 is: 309,518.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,275.26 : 573,079.86 = 224,288.60 : x
  2. Step 2: Convert to fraction form
    415,275.26/573,079.86 = 224,288.60/x
  3. Step 3: Cross multiply
    415,275.26x = 573,079.86 × 224,288.60
  4. Step 4: Simplify right side
    415,275.26x = 128,535,276,622.20
  5. Step 5: Solve for x
    x = 128,535,276,622.20/415,275.26
  6. Step 6: Final answer
    x = 309,518.27

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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.