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Finding the Fourth Proportional to 440,372.22, 607,714.83 and 259,090.98

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Solution

The fourth proportional to 440,372.22, 607,714.83 and 259,090.98 is: 357,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,372.22 : 607,714.83 = 259,090.98 : x
  2. Step 2: Convert to fraction form
    440,372.22/607,714.83 = 259,090.98/x
  3. Step 3: Cross multiply
    440,372.22x = 607,714.83 × 259,090.98
  4. Step 4: Simplify right side
    440,372.22x = 157,453,430,865.23
  5. Step 5: Solve for x
    x = 157,453,430,865.23/440,372.22
  6. Step 6: Final answer
    x = 357,546.24

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1.5x scale

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.