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Finding the Fourth Proportional to 604,096.14, 904,920.29 and 279,422.80

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Solution

The fourth proportional to 604,096.14, 904,920.29 and 279,422.80 is: 418,568.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,096.14 : 904,920.29 = 279,422.80 : x
  2. Step 2: Convert to fraction form
    604,096.14/904,920.29 = 279,422.80/x
  3. Step 3: Cross multiply
    604,096.14x = 904,920.29 × 279,422.80
  4. Step 4: Simplify right side
    604,096.14x = 252,855,358,597.03
  5. Step 5: Solve for x
    x = 252,855,358,597.03/604,096.14
  6. Step 6: Final answer
    x = 418,568.07

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1.5x scale

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.