Home / 473,219.48-653,043.94-258,359.60

Finding the Fourth Proportional to 473,219.48, 653,043.94 and 258,359.60

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Solution

The fourth proportional to 473,219.48, 653,043.94 and 258,359.60 is: 356,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,219.48 : 653,043.94 = 258,359.60 : x
  2. Step 2: Convert to fraction form
    473,219.48/653,043.94 = 258,359.60/x
  3. Step 3: Cross multiply
    473,219.48x = 653,043.94 × 258,359.60
  4. Step 4: Simplify right side
    473,219.48x = 168,720,171,120.82
  5. Step 5: Solve for x
    x = 168,720,171,120.82/473,219.48
  6. Step 6: Final answer
    x = 356,536.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.