Home / 465,079.60-697,677.72-228,222.64

Finding the Fourth Proportional to 465,079.60, 697,677.72 and 228,222.64

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Solution

The fourth proportional to 465,079.60, 697,677.72 and 228,222.64 is: 342,362.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,079.60 : 697,677.72 = 228,222.64 : x
  2. Step 2: Convert to fraction form
    465,079.60/697,677.72 = 228,222.64/x
  3. Step 3: Cross multiply
    465,079.60x = 697,677.72 × 228,222.64
  4. Step 4: Simplify right side
    465,079.60x = 159,225,851,127.58
  5. Step 5: Solve for x
    x = 159,225,851,127.58/465,079.60
  6. Step 6: Final answer
    x = 342,362.58

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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.