Home / 896,874.50-1,237,686.81-494,466.50

Finding the Fourth Proportional to 896,874.50, 1,237,686.81 and 494,466.50

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Solution

The fourth proportional to 896,874.50, 1,237,686.81 and 494,466.50 is: 682,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,874.50 : 1,237,686.81 = 494,466.50 : x
  2. Step 2: Convert to fraction form
    896,874.50/1,237,686.81 = 494,466.50/x
  3. Step 3: Cross multiply
    896,874.50x = 1,237,686.81 × 494,466.50
  4. Step 4: Simplify right side
    896,874.50x = 611,994,665,036.87
  5. Step 5: Solve for x
    x = 611,994,665,036.87/896,874.50
  6. Step 6: Final answer
    x = 682,363.77

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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.