Home / 859,901.74-1,289,881.77-228,816.16

Finding the Fourth Proportional to 859,901.74, 1,289,881.77 and 228,816.16

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Solution

The fourth proportional to 859,901.74, 1,289,881.77 and 228,816.16 is: 343,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,901.74 : 1,289,881.77 = 228,816.16 : x
  2. Step 2: Convert to fraction form
    859,901.74/1,289,881.77 = 228,816.16/x
  3. Step 3: Cross multiply
    859,901.74x = 1,289,881.77 × 228,816.16
  4. Step 4: Simplify right side
    859,901.74x = 295,145,793,465.40
  5. Step 5: Solve for x
    x = 295,145,793,465.40/859,901.74
  6. Step 6: Final answer
    x = 343,232.00

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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.