Home / 668,536.79-1,002,875.48-195,223.48

Finding the Fourth Proportional to 668,536.79, 1,002,875.48 and 195,223.48

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Solution

The fourth proportional to 668,536.79, 1,002,875.48 and 195,223.48 is: 292,855.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,536.79 : 1,002,875.48 = 195,223.48 : x
  2. Step 2: Convert to fraction form
    668,536.79/1,002,875.48 = 195,223.48/x
  3. Step 3: Cross multiply
    668,536.79x = 1,002,875.48 × 195,223.48
  4. Step 4: Simplify right side
    668,536.79x = 195,784,841,212.27
  5. Step 5: Solve for x
    x = 195,784,841,212.27/668,536.79
  6. Step 6: Final answer
    x = 292,855.75

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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.