Home / 782,913.98-1,080,941.55-601,301.32

Finding the Fourth Proportional to 782,913.98, 1,080,941.55 and 601,301.32

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Solution

The fourth proportional to 782,913.98, 1,080,941.55 and 601,301.32 is: 830,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,913.98 : 1,080,941.55 = 601,301.32 : x
  2. Step 2: Convert to fraction form
    782,913.98/1,080,941.55 = 601,301.32/x
  3. Step 3: Cross multiply
    782,913.98x = 1,080,941.55 × 601,301.32
  4. Step 4: Simplify right side
    782,913.98x = 649,971,580,857.85
  5. Step 5: Solve for x
    x = 649,971,580,857.85/782,913.98
  6. Step 6: Final answer
    x = 830,195.39

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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.