Home / 998,594.64-1,378,033.08-569,013.48

Finding the Fourth Proportional to 998,594.64, 1,378,033.08 and 569,013.48

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Solution

The fourth proportional to 998,594.64, 1,378,033.08 and 569,013.48 is: 785,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,594.64 : 1,378,033.08 = 569,013.48 : x
  2. Step 2: Convert to fraction form
    998,594.64/1,378,033.08 = 569,013.48/x
  3. Step 3: Cross multiply
    998,594.64x = 1,378,033.08 × 569,013.48
  4. Step 4: Simplify right side
    998,594.64x = 784,119,398,405.92
  5. Step 5: Solve for x
    x = 784,119,398,405.92/998,594.64
  6. Step 6: Final answer
    x = 785,222.92

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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.