Home / 601,629.22-830,247.60-329,714.20

Finding the Fourth Proportional to 601,629.22, 830,247.60 and 329,714.20

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Solution

The fourth proportional to 601,629.22, 830,247.60 and 329,714.20 is: 455,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,629.22 : 830,247.60 = 329,714.20 : x
  2. Step 2: Convert to fraction form
    601,629.22/830,247.60 = 329,714.20/x
  3. Step 3: Cross multiply
    601,629.22x = 830,247.60 × 329,714.20
  4. Step 4: Simplify right side
    601,629.22x = 273,744,423,235.92
  5. Step 5: Solve for x
    x = 273,744,423,235.92/601,629.22
  6. Step 6: Final answer
    x = 455,005.20

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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.