Home / 289,331.48-433,583.66-162,705.94

Finding the Fourth Proportional to 289,331.48, 433,583.66 and 162,705.94

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Solution

The fourth proportional to 289,331.48, 433,583.66 and 162,705.94 is: 243,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,331.48 : 433,583.66 = 162,705.94 : x
  2. Step 2: Convert to fraction form
    289,331.48/433,583.66 = 162,705.94/x
  3. Step 3: Cross multiply
    289,331.48x = 433,583.66 × 162,705.94
  4. Step 4: Simplify right side
    289,331.48x = 70,546,636,291.75
  5. Step 5: Solve for x
    x = 70,546,636,291.75/289,331.48
  6. Step 6: Final answer
    x = 243,826.34

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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.