Home / 335,140.50-502,427.54-145,457.43

Finding the Fourth Proportional to 335,140.50, 502,427.54 and 145,457.43

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Solution

The fourth proportional to 335,140.50, 502,427.54 and 145,457.43 is: 218,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,140.50 : 502,427.54 = 145,457.43 : x
  2. Step 2: Convert to fraction form
    335,140.50/502,427.54 = 145,457.43/x
  3. Step 3: Cross multiply
    335,140.50x = 502,427.54 × 145,457.43
  4. Step 4: Simplify right side
    335,140.50x = 73,081,818,729.62
  5. Step 5: Solve for x
    x = 73,081,818,729.62/335,140.50
  6. Step 6: Final answer
    x = 218,063.23

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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.