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Finding the Fourth Proportional to 578,608.81, 867,492.83 and 241,745.80

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Solution

The fourth proportional to 578,608.81, 867,492.83 and 241,745.80 is: 362,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,608.81 : 867,492.83 = 241,745.80 : x
  2. Step 2: Convert to fraction form
    578,608.81/867,492.83 = 241,745.80/x
  3. Step 3: Cross multiply
    578,608.81x = 867,492.83 × 241,745.80
  4. Step 4: Simplify right side
    578,608.81x = 209,712,745,804.97
  5. Step 5: Solve for x
    x = 209,712,745,804.97/578,608.81
  6. Step 6: Final answer
    x = 362,443.06

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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.