Home / 351,268.52-484,762.29-215,276.19

Finding the Fourth Proportional to 351,268.52, 484,762.29 and 215,276.19

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Solution

The fourth proportional to 351,268.52, 484,762.29 and 215,276.19 is: 297,088.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,268.52 : 484,762.29 = 215,276.19 : x
  2. Step 2: Convert to fraction form
    351,268.52/484,762.29 = 215,276.19/x
  3. Step 3: Cross multiply
    351,268.52x = 484,762.29 × 215,276.19
  4. Step 4: Simplify right side
    351,268.52x = 104,357,776,221.73
  5. Step 5: Solve for x
    x = 104,357,776,221.73/351,268.52
  6. Step 6: Final answer
    x = 297,088.33

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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.