Home / 965,137.01-1,331,890.65-535,417.15

Finding the Fourth Proportional to 965,137.01, 1,331,890.65 and 535,417.15

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Solution

The fourth proportional to 965,137.01, 1,331,890.65 and 535,417.15 is: 738,876.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,137.01 : 1,331,890.65 = 535,417.15 : x
  2. Step 2: Convert to fraction form
    965,137.01/1,331,890.65 = 535,417.15/x
  3. Step 3: Cross multiply
    965,137.01x = 1,331,890.65 × 535,417.15
  4. Step 4: Simplify right side
    965,137.01x = 713,117,093,257.56
  5. Step 5: Solve for x
    x = 713,117,093,257.56/965,137.01
  6. Step 6: Final answer
    x = 738,876.54

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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.