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Finding the Fourth Proportional to 655,468.66, 904,548.23 and 365,077.89

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Solution

The fourth proportional to 655,468.66, 904,548.23 and 365,077.89 is: 503,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,468.66 : 904,548.23 = 365,077.89 : x
  2. Step 2: Convert to fraction form
    655,468.66/904,548.23 = 365,077.89/x
  3. Step 3: Cross multiply
    655,468.66x = 904,548.23 × 365,077.89
  4. Step 4: Simplify right side
    655,468.66x = 330,230,559,211.64
  5. Step 5: Solve for x
    x = 330,230,559,211.64/655,468.66
  6. Step 6: Final answer
    x = 503,808.31

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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.