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Finding the Fourth Proportional to 604,649.18, 907,108.64 and 183,957.86

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Solution

The fourth proportional to 604,649.18, 907,108.64 and 183,957.86 is: 275,977.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,649.18 : 907,108.64 = 183,957.86 : x
  2. Step 2: Convert to fraction form
    604,649.18/907,108.64 = 183,957.86/x
  3. Step 3: Cross multiply
    604,649.18x = 907,108.64 × 183,957.86
  4. Step 4: Simplify right side
    604,649.18x = 166,869,764,201.91
  5. Step 5: Solve for x
    x = 166,869,764,201.91/604,649.18
  6. Step 6: Final answer
    x = 275,977.82

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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.