Home / 628,101.70-941,582.38-228,459.94

Finding the Fourth Proportional to 628,101.70, 941,582.38 and 228,459.94

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Solution

The fourth proportional to 628,101.70, 941,582.38 and 228,459.94 is: 342,482.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,101.70 : 941,582.38 = 228,459.94 : x
  2. Step 2: Convert to fraction form
    628,101.70/941,582.38 = 228,459.94/x
  3. Step 3: Cross multiply
    628,101.70x = 941,582.38 × 228,459.94
  4. Step 4: Simplify right side
    628,101.70x = 215,113,854,039.86
  5. Step 5: Solve for x
    x = 215,113,854,039.86/628,101.70
  6. Step 6: Final answer
    x = 342,482.52

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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.