Home / 1,246,941.78-1,870,257.15-498,994.26

Finding the Fourth Proportional to 1,246,941.78, 1,870,257.15 and 498,994.26

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Solution

The fourth proportional to 1,246,941.78, 1,870,257.15 and 498,994.26 is: 748,429.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,941.78 : 1,870,257.15 = 498,994.26 : x
  2. Step 2: Convert to fraction form
    1,246,941.78/1,870,257.15 = 498,994.26/x
  3. Step 3: Cross multiply
    1,246,941.78x = 1,870,257.15 × 498,994.26
  4. Step 4: Simplify right side
    1,246,941.78x = 933,247,582,573.96
  5. Step 5: Solve for x
    x = 933,247,582,573.96/1,246,941.78
  6. Step 6: Final answer
    x = 748,429.15

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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.