Home / 1,038,288.62-1,432,835.61-579,398.33

Finding the Fourth Proportional to 1,038,288.62, 1,432,835.61 and 579,398.33

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Solution

The fourth proportional to 1,038,288.62, 1,432,835.61 and 579,398.33 is: 799,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,288.62 : 1,432,835.61 = 579,398.33 : x
  2. Step 2: Convert to fraction form
    1,038,288.62/1,432,835.61 = 579,398.33/x
  3. Step 3: Cross multiply
    1,038,288.62x = 1,432,835.61 × 579,398.33
  4. Step 4: Simplify right side
    1,038,288.62x = 830,182,561,007.88
  5. Step 5: Solve for x
    x = 830,182,561,007.88/1,038,288.62
  6. Step 6: Final answer
    x = 799,568.20

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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.