Home / 710,764.39-1,066,644.72-410,832.22

Finding the Fourth Proportional to 710,764.39, 1,066,644.72 and 410,832.22

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Solution

The fourth proportional to 710,764.39, 1,066,644.72 and 410,832.22 is: 616,536.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,764.39 : 1,066,644.72 = 410,832.22 : x
  2. Step 2: Convert to fraction form
    710,764.39/1,066,644.72 = 410,832.22/x
  3. Step 3: Cross multiply
    710,764.39x = 1,066,644.72 × 410,832.22
  4. Step 4: Simplify right side
    710,764.39x = 438,212,018,268.88
  5. Step 5: Solve for x
    x = 438,212,018,268.88/710,764.39
  6. Step 6: Final answer
    x = 616,536.26

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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.