Home / 588,243.20-882,809.92-430,880.64

Finding the Fourth Proportional to 588,243.20, 882,809.92 and 430,880.64

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Solution

The fourth proportional to 588,243.20, 882,809.92 and 430,880.64 is: 646,647.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,243.20 : 882,809.92 = 430,880.64 : x
  2. Step 2: Convert to fraction form
    588,243.20/882,809.92 = 430,880.64/x
  3. Step 3: Cross multiply
    588,243.20x = 882,809.92 × 430,880.64
  4. Step 4: Simplify right side
    588,243.20x = 380,385,703,327.95
  5. Step 5: Solve for x
    x = 380,385,703,327.95/588,243.20
  6. Step 6: Final answer
    x = 646,647.00

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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.