Home / 651,651.36-899,241.80-379,763.52

Finding the Fourth Proportional to 651,651.36, 899,241.80 and 379,763.52

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Solution

The fourth proportional to 651,651.36, 899,241.80 and 379,763.52 is: 524,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,651.36 : 899,241.80 = 379,763.52 : x
  2. Step 2: Convert to fraction form
    651,651.36/899,241.80 = 379,763.52/x
  3. Step 3: Cross multiply
    651,651.36x = 899,241.80 × 379,763.52
  4. Step 4: Simplify right side
    651,651.36x = 341,499,229,400.32
  5. Step 5: Solve for x
    x = 341,499,229,400.32/651,651.36
  6. Step 6: Final answer
    x = 524,052.05

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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.