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Finding the Fourth Proportional to 604,096.07, 904,920.18 and 279,422.70

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Solution

The fourth proportional to 604,096.07, 904,920.18 and 279,422.70 is: 418,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,096.07 : 904,920.18 = 279,422.70 : x
  2. Step 2: Convert to fraction form
    604,096.07/904,920.18 = 279,422.70/x
  3. Step 3: Cross multiply
    604,096.07x = 904,920.18 × 279,422.70
  4. Step 4: Simplify right side
    604,096.07x = 252,855,242,325.70
  5. Step 5: Solve for x
    x = 252,855,242,325.70/604,096.07
  6. Step 6: Final answer
    x = 418,567.93

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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.