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Finding the Fourth Proportional to 450,806.46, 622,113.96 and 246,870.74

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Solution

The fourth proportional to 450,806.46, 622,113.96 and 246,870.74 is: 340,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,806.46 : 622,113.96 = 246,870.74 : x
  2. Step 2: Convert to fraction form
    450,806.46/622,113.96 = 246,870.74/x
  3. Step 3: Cross multiply
    450,806.46x = 622,113.96 × 246,870.74
  4. Step 4: Simplify right side
    450,806.46x = 153,581,730,558.96
  5. Step 5: Solve for x
    x = 153,581,730,558.96/450,806.46
  6. Step 6: Final answer
    x = 340,682.19

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1.5x scale

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.