Home / 992,305.63-1,486,584.92-586,286.35

Finding the Fourth Proportional to 992,305.63, 1,486,584.92 and 586,286.35

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Solution

The fourth proportional to 992,305.63, 1,486,584.92 and 586,286.35 is: 878,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,305.63 : 1,486,584.92 = 586,286.35 : x
  2. Step 2: Convert to fraction form
    992,305.63/1,486,584.92 = 586,286.35/x
  3. Step 3: Cross multiply
    992,305.63x = 1,486,584.92 × 586,286.35
  4. Step 4: Simplify right side
    992,305.63x = 871,564,446,711.84
  5. Step 5: Solve for x
    x = 871,564,446,711.84/992,305.63
  6. Step 6: Final answer
    x = 878,322.59

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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.