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Finding the Fourth Proportional to 604,172.48, 906,237.60 and 154,897.88

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Solution

The fourth proportional to 604,172.48, 906,237.60 and 154,897.88 is: 232,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,172.48 : 906,237.60 = 154,897.88 : x
  2. Step 2: Convert to fraction form
    604,172.48/906,237.60 = 154,897.88/x
  3. Step 3: Cross multiply
    604,172.48x = 906,237.60 × 154,897.88
  4. Step 4: Simplify right side
    604,172.48x = 140,374,283,016.29
  5. Step 5: Solve for x
    x = 140,374,283,016.29/604,172.48
  6. Step 6: Final answer
    x = 232,341.41

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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.