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Finding the Fourth Proportional to 655,267.59, 904,548.26 and 440,532.23

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Solution

The fourth proportional to 655,267.59, 904,548.26 and 440,532.23 is: 608,122.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,267.59 : 904,548.26 = 440,532.23 : x
  2. Step 2: Convert to fraction form
    655,267.59/904,548.26 = 440,532.23/x
  3. Step 3: Cross multiply
    655,267.59x = 904,548.26 × 440,532.23
  4. Step 4: Simplify right side
    655,267.59x = 398,482,658,699.01
  5. Step 5: Solve for x
    x = 398,482,658,699.01/655,267.59
  6. Step 6: Final answer
    x = 608,122.03

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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.