Home / 1,290,172.66-1,935,285.64-469,483.13

Finding the Fourth Proportional to 1,290,172.66, 1,935,285.64 and 469,483.13

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Solution

The fourth proportional to 1,290,172.66, 1,935,285.64 and 469,483.13 is: 704,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,172.66 : 1,935,285.64 = 469,483.13 : x
  2. Step 2: Convert to fraction form
    1,290,172.66/1,935,285.64 = 469,483.13/x
  3. Step 3: Cross multiply
    1,290,172.66x = 1,935,285.64 × 469,483.13
  4. Step 4: Simplify right side
    1,290,172.66x = 908,583,963,375.76
  5. Step 5: Solve for x
    x = 908,583,963,375.76/1,290,172.66
  6. Step 6: Final answer
    x = 704,234.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.