Home / 945,213.49-1,304,342.76-537,258.61

Finding the Fourth Proportional to 945,213.49, 1,304,342.76 and 537,258.61

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Solution

The fourth proportional to 945,213.49, 1,304,342.76 and 537,258.61 is: 741,387.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,213.49 : 1,304,342.76 = 537,258.61 : x
  2. Step 2: Convert to fraction form
    945,213.49/1,304,342.76 = 537,258.61/x
  3. Step 3: Cross multiply
    945,213.49x = 1,304,342.76 × 537,258.61
  4. Step 4: Simplify right side
    945,213.49x = 700,769,378,201.16
  5. Step 5: Solve for x
    x = 700,769,378,201.16/945,213.49
  6. Step 6: Final answer
    x = 741,387.41

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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.