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Finding the Fourth Proportional to 434,293.92, 651,527.96 and 149,994.90

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Solution

The fourth proportional to 434,293.92, 651,527.96 and 149,994.90 is: 225,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,293.92 : 651,527.96 = 149,994.90 : x
  2. Step 2: Convert to fraction form
    434,293.92/651,527.96 = 149,994.90/x
  3. Step 3: Cross multiply
    434,293.92x = 651,527.96 × 149,994.90
  4. Step 4: Simplify right side
    434,293.92x = 97,725,870,457.43
  5. Step 5: Solve for x
    x = 97,725,870,457.43/434,293.92
  6. Step 6: Final answer
    x = 225,022.42

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1.5x scale

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.