Home / 1,146,389.70-1,719,584.55-472,246.95

Finding the Fourth Proportional to 1,146,389.70, 1,719,584.55 and 472,246.95

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Solution

The fourth proportional to 1,146,389.70, 1,719,584.55 and 472,246.95 is: 708,370.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,389.70 : 1,719,584.55 = 472,246.95 : x
  2. Step 2: Convert to fraction form
    1,146,389.70/1,719,584.55 = 472,246.95/x
  3. Step 3: Cross multiply
    1,146,389.70x = 1,719,584.55 × 472,246.95
  4. Step 4: Simplify right side
    1,146,389.70x = 812,068,559,004.62
  5. Step 5: Solve for x
    x = 812,068,559,004.62/1,146,389.70
  6. Step 6: Final answer
    x = 708,370.43

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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.