Home / 360,584.72-497,586.48-199,430.36

Finding the Fourth Proportional to 360,584.72, 497,586.48 and 199,430.36

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Solution

The fourth proportional to 360,584.72, 497,586.48 and 199,430.36 is: 275,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,584.72 : 497,586.48 = 199,430.36 : x
  2. Step 2: Convert to fraction form
    360,584.72/497,586.48 = 199,430.36/x
  3. Step 3: Cross multiply
    360,584.72x = 497,586.48 × 199,430.36
  4. Step 4: Simplify right side
    360,584.72x = 99,233,850,837.53
  5. Step 5: Solve for x
    x = 99,233,850,837.53/360,584.72
  6. Step 6: Final answer
    x = 275,202.60

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1.5x scale

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.