Home / 842,858.16-1,264,288.45-344,222.16

Finding the Fourth Proportional to 842,858.16, 1,264,288.45 and 344,222.16

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Solution

The fourth proportional to 842,858.16, 1,264,288.45 and 344,222.16 is: 516,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,858.16 : 1,264,288.45 = 344,222.16 : x
  2. Step 2: Convert to fraction form
    842,858.16/1,264,288.45 = 344,222.16/x
  3. Step 3: Cross multiply
    842,858.16x = 1,264,288.45 × 344,222.16
  4. Step 4: Simplify right side
    842,858.16x = 435,196,096,165.83
  5. Step 5: Solve for x
    x = 435,196,096,165.83/842,858.16
  6. Step 6: Final answer
    x = 516,333.73

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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.