Home / 750,680.22-1,035,941.52-406,516.31

Finding the Fourth Proportional to 750,680.22, 1,035,941.52 and 406,516.31

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Solution

The fourth proportional to 750,680.22, 1,035,941.52 and 406,516.31 is: 560,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,680.22 : 1,035,941.52 = 406,516.31 : x
  2. Step 2: Convert to fraction form
    750,680.22/1,035,941.52 = 406,516.31/x
  3. Step 3: Cross multiply
    750,680.22x = 1,035,941.52 × 406,516.31
  4. Step 4: Simplify right side
    750,680.22x = 421,127,118,906.48
  5. Step 5: Solve for x
    x = 421,127,118,906.48/750,680.22
  6. Step 6: Final answer
    x = 560,994.03

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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.