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Finding the Fourth Proportional to 537,039.12, 741,133.22 and 295,340.39

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Solution

The fourth proportional to 537,039.12, 741,133.22 and 295,340.39 is: 407,580.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,039.12 : 741,133.22 = 295,340.39 : x
  2. Step 2: Convert to fraction form
    537,039.12/741,133.22 = 295,340.39/x
  3. Step 3: Cross multiply
    537,039.12x = 741,133.22 × 295,340.39
  4. Step 4: Simplify right side
    537,039.12x = 218,886,569,054.39
  5. Step 5: Solve for x
    x = 218,886,569,054.39/537,039.12
  6. Step 6: Final answer
    x = 407,580.31

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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.