Home / 688,476.12-950,094.78-382,551.30

Finding the Fourth Proportional to 688,476.12, 950,094.78 and 382,551.30

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Solution

The fourth proportional to 688,476.12, 950,094.78 and 382,551.30 is: 527,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,476.12 : 950,094.78 = 382,551.30 : x
  2. Step 2: Convert to fraction form
    688,476.12/950,094.78 = 382,551.30/x
  3. Step 3: Cross multiply
    688,476.12x = 950,094.78 × 382,551.30
  4. Step 4: Simplify right side
    688,476.12x = 363,459,993,212.21
  5. Step 5: Solve for x
    x = 363,459,993,212.21/688,476.12
  6. Step 6: Final answer
    x = 527,919.54

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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.