Home / 885,719.63-1,327,788.24-345,850.31

Finding the Fourth Proportional to 885,719.63, 1,327,788.24 and 345,850.31

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Solution

The fourth proportional to 885,719.63, 1,327,788.24 and 345,850.31 is: 518,466.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,719.63 : 1,327,788.24 = 345,850.31 : x
  2. Step 2: Convert to fraction form
    885,719.63/1,327,788.24 = 345,850.31/x
  3. Step 3: Cross multiply
    885,719.63x = 1,327,788.24 × 345,850.31
  4. Step 4: Simplify right side
    885,719.63x = 459,215,967,779.41
  5. Step 5: Solve for x
    x = 459,215,967,779.41/885,719.63
  6. Step 6: Final answer
    x = 518,466.52

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1.5x scale

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.