Home / 985,233.07-1,359,636.72-577,237.28

Finding the Fourth Proportional to 985,233.07, 1,359,636.72 and 577,237.28

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Solution

The fourth proportional to 985,233.07, 1,359,636.72 and 577,237.28 is: 796,596.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,233.07 : 1,359,636.72 = 577,237.28 : x
  2. Step 2: Convert to fraction form
    985,233.07/1,359,636.72 = 577,237.28/x
  3. Step 3: Cross multiply
    985,233.07x = 1,359,636.72 × 577,237.28
  4. Step 4: Simplify right side
    985,233.07x = 784,833,002,040.92
  5. Step 5: Solve for x
    x = 784,833,002,040.92/985,233.07
  6. Step 6: Final answer
    x = 796,596.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.