Home / 595,154.36-821,432.26-353,571.16

Finding the Fourth Proportional to 595,154.36, 821,432.26 and 353,571.16

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Solution

The fourth proportional to 595,154.36, 821,432.26 and 353,571.16 is: 487,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,154.36 : 821,432.26 = 353,571.16 : x
  2. Step 2: Convert to fraction form
    595,154.36/821,432.26 = 353,571.16/x
  3. Step 3: Cross multiply
    595,154.36x = 821,432.26 × 353,571.16
  4. Step 4: Simplify right side
    595,154.36x = 290,434,757,029.62
  5. Step 5: Solve for x
    x = 290,434,757,029.62/595,154.36
  6. Step 6: Final answer
    x = 487,999.04

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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.