Home / 682,019.48-941,165.32-376,108.76

Finding the Fourth Proportional to 682,019.48, 941,165.32 and 376,108.76

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Solution

The fourth proportional to 682,019.48, 941,165.32 and 376,108.76 is: 519,018.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,019.48 : 941,165.32 = 376,108.76 : x
  2. Step 2: Convert to fraction form
    682,019.48/941,165.32 = 376,108.76/x
  3. Step 3: Cross multiply
    682,019.48x = 941,165.32 × 376,108.76
  4. Step 4: Simplify right side
    682,019.48x = 353,980,521,460.20
  5. Step 5: Solve for x
    x = 353,980,521,460.20/682,019.48
  6. Step 6: Final answer
    x = 519,018.20

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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.