Home / 646,944.48-892,787.04-375,173.73

Finding the Fourth Proportional to 646,944.48, 892,787.04 and 375,173.73

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Solution

The fourth proportional to 646,944.48, 892,787.04 and 375,173.73 is: 517,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,944.48 : 892,787.04 = 375,173.73 : x
  2. Step 2: Convert to fraction form
    646,944.48/892,787.04 = 375,173.73/x
  3. Step 3: Cross multiply
    646,944.48x = 892,787.04 × 375,173.73
  4. Step 4: Simplify right side
    646,944.48x = 334,950,243,892.46
  5. Step 5: Solve for x
    x = 334,950,243,892.46/646,944.48
  6. Step 6: Final answer
    x = 517,741.87

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Double scale
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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.