Home / 680,161.60-1,020,199.20-230,881.60

Finding the Fourth Proportional to 680,161.60, 1,020,199.20 and 230,881.60

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Solution

The fourth proportional to 680,161.60, 1,020,199.20 and 230,881.60 is: 346,307.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,161.60 : 1,020,199.20 = 230,881.60 : x
  2. Step 2: Convert to fraction form
    680,161.60/1,020,199.20 = 230,881.60/x
  3. Step 3: Cross multiply
    680,161.60x = 1,020,199.20 × 230,881.60
  4. Step 4: Simplify right side
    680,161.60x = 235,545,223,614.72
  5. Step 5: Solve for x
    x = 235,545,223,614.72/680,161.60
  6. Step 6: Final answer
    x = 346,307.74

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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.