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Finding the Fourth Proportional to 622,483.06, 933,959.88 and 243,674.50

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Solution

The fourth proportional to 622,483.06, 933,959.88 and 243,674.50 is: 365,603.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,483.06 : 933,959.88 = 243,674.50 : x
  2. Step 2: Convert to fraction form
    622,483.06/933,959.88 = 243,674.50/x
  3. Step 3: Cross multiply
    622,483.06x = 933,959.88 × 243,674.50
  4. Step 4: Simplify right side
    622,483.06x = 227,582,206,779.06
  5. Step 5: Solve for x
    x = 227,582,206,779.06/622,483.06
  6. Step 6: Final answer
    x = 365,603.86

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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.