Home / 668,346.91-1,002,503.71-195,036.37

Finding the Fourth Proportional to 668,346.91, 1,002,503.71 and 195,036.37

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Solution

The fourth proportional to 668,346.91, 1,002,503.71 and 195,036.37 is: 292,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,346.91 : 1,002,503.71 = 195,036.37 : x
  2. Step 2: Convert to fraction form
    668,346.91/1,002,503.71 = 195,036.37/x
  3. Step 3: Cross multiply
    668,346.91x = 1,002,503.71 × 195,036.37
  4. Step 4: Simplify right side
    668,346.91x = 195,524,678,522.23
  5. Step 5: Solve for x
    x = 195,524,678,522.23/668,346.91
  6. Step 6: Final answer
    x = 292,549.69

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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.