Home / 335,077.45-502,333.56-145,395.20

Finding the Fourth Proportional to 335,077.45, 502,333.56 and 145,395.20

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Solution

The fourth proportional to 335,077.45, 502,333.56 and 145,395.20 is: 217,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,077.45 : 502,333.56 = 145,395.20 : x
  2. Step 2: Convert to fraction form
    335,077.45/502,333.56 = 145,395.20/x
  3. Step 3: Cross multiply
    335,077.45x = 502,333.56 × 145,395.20
  4. Step 4: Simplify right side
    335,077.45x = 73,036,885,911.24
  5. Step 5: Solve for x
    x = 73,036,885,911.24/335,077.45
  6. Step 6: Final answer
    x = 217,970.16

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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.