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Finding the Fourth Proportional to 604,670.60, 906,972.30 and 183,913.40

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Solution

The fourth proportional to 604,670.60, 906,972.30 and 183,913.40 is: 275,859.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,670.60 : 906,972.30 = 183,913.40 : x
  2. Step 2: Convert to fraction form
    604,670.60/906,972.30 = 183,913.40/x
  3. Step 3: Cross multiply
    604,670.60x = 906,972.30 × 183,913.40
  4. Step 4: Simplify right side
    604,670.60x = 166,804,359,398.82
  5. Step 5: Solve for x
    x = 166,804,359,398.82/604,670.60
  6. Step 6: Final answer
    x = 275,859.88

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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.