Home / 729,004.13-1,006,026.33-406,714.34

Finding the Fourth Proportional to 729,004.13, 1,006,026.33 and 406,714.34

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Solution

The fourth proportional to 729,004.13, 1,006,026.33 and 406,714.34 is: 561,266.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,004.13 : 1,006,026.33 = 406,714.34 : x
  2. Step 2: Convert to fraction form
    729,004.13/1,006,026.33 = 406,714.34/x
  3. Step 3: Cross multiply
    729,004.13x = 1,006,026.33 × 406,714.34
  4. Step 4: Simplify right side
    729,004.13x = 409,165,334,828.57
  5. Step 5: Solve for x
    x = 409,165,334,828.57/729,004.13
  6. Step 6: Final answer
    x = 561,266.14

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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.