Home / 948,268.62-1,308,569.04-540,458.73

Finding the Fourth Proportional to 948,268.62, 1,308,569.04 and 540,458.73

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Solution

The fourth proportional to 948,268.62, 1,308,569.04 and 540,458.73 is: 745,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,268.62 : 1,308,569.04 = 540,458.73 : x
  2. Step 2: Convert to fraction form
    948,268.62/1,308,569.04 = 540,458.73/x
  3. Step 3: Cross multiply
    948,268.62x = 1,308,569.04 × 540,458.73
  4. Step 4: Simplify right side
    948,268.62x = 707,227,561,475.72
  5. Step 5: Solve for x
    x = 707,227,561,475.72/948,268.62
  6. Step 6: Final answer
    x = 745,809.31

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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.