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Finding the Fourth Proportional to 575,916.92, 794,759.96 and 317,796.26

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Solution

The fourth proportional to 575,916.92, 794,759.96 and 317,796.26 is: 438,555.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,916.92 : 794,759.96 = 317,796.26 : x
  2. Step 2: Convert to fraction form
    575,916.92/794,759.96 = 317,796.26/x
  3. Step 3: Cross multiply
    575,916.92x = 794,759.96 × 317,796.26
  4. Step 4: Simplify right side
    575,916.92x = 252,571,742,885.75
  5. Step 5: Solve for x
    x = 252,571,742,885.75/575,916.92
  6. Step 6: Final answer
    x = 438,555.86

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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.