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Finding the Fourth Proportional to 440,376.22, 607,720.36 and 259,094.98

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Solution

The fourth proportional to 440,376.22, 607,720.36 and 259,094.98 is: 357,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,376.22 : 607,720.36 = 259,094.98 : x
  2. Step 2: Convert to fraction form
    440,376.22/607,720.36 = 259,094.98/x
  3. Step 3: Cross multiply
    440,376.22x = 607,720.36 × 259,094.98
  4. Step 4: Simplify right side
    440,376.22x = 157,457,294,519.79
  5. Step 5: Solve for x
    x = 157,457,294,519.79/440,376.22
  6. Step 6: Final answer
    x = 357,551.76

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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.