Home / 699,256.08-1,046,628.45-361,832.40

Finding the Fourth Proportional to 699,256.08, 1,046,628.45 and 361,832.40

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Solution

The fourth proportional to 699,256.08, 1,046,628.45 and 361,832.40 is: 541,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,256.08 : 1,046,628.45 = 361,832.40 : x
  2. Step 2: Convert to fraction form
    699,256.08/1,046,628.45 = 361,832.40/x
  3. Step 3: Cross multiply
    699,256.08x = 1,046,628.45 × 361,832.40
  4. Step 4: Simplify right side
    699,256.08x = 378,704,083,971.78
  5. Step 5: Solve for x
    x = 378,704,083,971.78/699,256.08
  6. Step 6: Final answer
    x = 541,581.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.