Home / 1,038,383.32-1,557,567.90-558,836.76

Finding the Fourth Proportional to 1,038,383.32, 1,557,567.90 and 558,836.76

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Solution

The fourth proportional to 1,038,383.32, 1,557,567.90 and 558,836.76 is: 838,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,383.32 : 1,557,567.90 = 558,836.76 : x
  2. Step 2: Convert to fraction form
    1,038,383.32/1,557,567.90 = 558,836.76/x
  3. Step 3: Cross multiply
    1,038,383.32x = 1,557,567.90 × 558,836.76
  4. Step 4: Simplify right side
    1,038,383.32x = 870,426,198,716.00
  5. Step 5: Solve for x
    x = 870,426,198,716.00/1,038,383.32
  6. Step 6: Final answer
    x = 838,251.33

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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.