Home / 737,470.90-1,106,585.43-638,268.58

Finding the Fourth Proportional to 737,470.90, 1,106,585.43 and 638,268.58

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Solution

The fourth proportional to 737,470.90, 1,106,585.43 and 638,268.58 is: 957,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,470.90 : 1,106,585.43 = 638,268.58 : x
  2. Step 2: Convert to fraction form
    737,470.90/1,106,585.43 = 638,268.58/x
  3. Step 3: Cross multiply
    737,470.90x = 1,106,585.43 × 638,268.58
  4. Step 4: Simplify right side
    737,470.90x = 706,298,711,054.79
  5. Step 5: Solve for x
    x = 706,298,711,054.79/737,470.90
  6. Step 6: Final answer
    x = 957,730.96

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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.