Home / 1,002,564.72-1,383,612.48-572,835.60

Finding the Fourth Proportional to 1,002,564.72, 1,383,612.48 and 572,835.60

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Solution

The fourth proportional to 1,002,564.72, 1,383,612.48 and 572,835.60 is: 790,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,564.72 : 1,383,612.48 = 572,835.60 : x
  2. Step 2: Convert to fraction form
    1,002,564.72/1,383,612.48 = 572,835.60/x
  3. Step 3: Cross multiply
    1,002,564.72x = 1,383,612.48 × 572,835.60
  4. Step 4: Simplify right side
    1,002,564.72x = 792,582,485,148.29
  5. Step 5: Solve for x
    x = 792,582,485,148.29/1,002,564.72
  6. Step 6: Final answer
    x = 790,554.93

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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.