Home / 646,944.38-892,786.89-375,173.63

Finding the Fourth Proportional to 646,944.38, 892,786.89 and 375,173.63

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Solution

The fourth proportional to 646,944.38, 892,786.89 and 375,173.63 is: 517,741.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,944.38 : 892,786.89 = 375,173.63 : x
  2. Step 2: Convert to fraction form
    646,944.38/892,786.89 = 375,173.63/x
  3. Step 3: Cross multiply
    646,944.38x = 892,786.89 × 375,173.63
  4. Step 4: Simplify right side
    646,944.38x = 334,950,091,997.91
  5. Step 5: Solve for x
    x = 334,950,091,997.91/646,944.38
  6. Step 6: Final answer
    x = 517,741.72

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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.