Home / 948,722.67-1,309,268.31-540,817.08

Finding the Fourth Proportional to 948,722.67, 1,309,268.31 and 540,817.08

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Solution

The fourth proportional to 948,722.67, 1,309,268.31 and 540,817.08 is: 746,345.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,722.67 : 1,309,268.31 = 540,817.08 : x
  2. Step 2: Convert to fraction form
    948,722.67/1,309,268.31 = 540,817.08/x
  3. Step 3: Cross multiply
    948,722.67x = 1,309,268.31 × 540,817.08
  4. Step 4: Simplify right side
    948,722.67x = 708,074,664,350.74
  5. Step 5: Solve for x
    x = 708,074,664,350.74/948,722.67
  6. Step 6: Final answer
    x = 746,345.26

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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.