Home / 434,472.56-651,619.75-164,507.57

Finding the Fourth Proportional to 434,472.56, 651,619.75 and 164,507.57

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Solution

The fourth proportional to 434,472.56, 651,619.75 and 164,507.57 is: 246,727.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,472.56 : 651,619.75 = 164,507.57 : x
  2. Step 2: Convert to fraction form
    434,472.56/651,619.75 = 164,507.57/x
  3. Step 3: Cross multiply
    434,472.56x = 651,619.75 × 164,507.57
  4. Step 4: Simplify right side
    434,472.56x = 107,196,381,636.51
  5. Step 5: Solve for x
    x = 107,196,381,636.51/434,472.56
  6. Step 6: Final answer
    x = 246,727.62

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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.