Home / 932,861.52-1,399,392.29-258,945.67

Finding the Fourth Proportional to 932,861.52, 1,399,392.29 and 258,945.67

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Solution

The fourth proportional to 932,861.52, 1,399,392.29 and 258,945.67 is: 388,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,861.52 : 1,399,392.29 = 258,945.67 : x
  2. Step 2: Convert to fraction form
    932,861.52/1,399,392.29 = 258,945.67/x
  3. Step 3: Cross multiply
    932,861.52x = 1,399,392.29 × 258,945.67
  4. Step 4: Simplify right side
    932,861.52x = 362,366,569,333.68
  5. Step 5: Solve for x
    x = 362,366,569,333.68/932,861.52
  6. Step 6: Final answer
    x = 388,446.26

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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.