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Finding the Fourth Proportional to 604,010.00, 832,848.98 and 385,930.56

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Solution

The fourth proportional to 604,010.00, 832,848.98 and 385,930.56 is: 532,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,010.00 : 832,848.98 = 385,930.56 : x
  2. Step 2: Convert to fraction form
    604,010.00/832,848.98 = 385,930.56/x
  3. Step 3: Cross multiply
    604,010.00x = 832,848.98 × 385,930.56
  4. Step 4: Simplify right side
    604,010.00x = 321,421,871,317.18
  5. Step 5: Solve for x
    x = 321,421,871,317.18/604,010.00
  6. Step 6: Final answer
    x = 532,146.61

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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.