Home / 651,458.72-977,318.64-225,010.19

Finding the Fourth Proportional to 651,458.72, 977,318.64 and 225,010.19

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Solution

The fourth proportional to 651,458.72, 977,318.64 and 225,010.19 is: 337,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,458.72 : 977,318.64 = 225,010.19 : x
  2. Step 2: Convert to fraction form
    651,458.72/977,318.64 = 225,010.19/x
  3. Step 3: Cross multiply
    651,458.72x = 977,318.64 × 225,010.19
  4. Step 4: Simplify right side
    651,458.72x = 219,906,647,990.35
  5. Step 5: Solve for x
    x = 219,906,647,990.35/651,458.72
  6. Step 6: Final answer
    x = 337,560.37

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1.5x scale

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.