Home / 603,249.60-904,985.64-198,464.60

Finding the Fourth Proportional to 603,249.60, 904,985.64 and 198,464.60

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Solution

The fourth proportional to 603,249.60, 904,985.64 and 198,464.60 is: 297,733.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,249.60 : 904,985.64 = 198,464.60 : x
  2. Step 2: Convert to fraction form
    603,249.60/904,985.64 = 198,464.60/x
  3. Step 3: Cross multiply
    603,249.60x = 904,985.64 × 198,464.60
  4. Step 4: Simplify right side
    603,249.60x = 179,607,613,048.34
  5. Step 5: Solve for x
    x = 179,607,613,048.34/603,249.60
  6. Step 6: Final answer
    x = 297,733.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.