Home / 974,003.37-1,343,731.64-647,474.28

Finding the Fourth Proportional to 974,003.37, 1,343,731.64 and 647,474.28

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Solution

The fourth proportional to 974,003.37, 1,343,731.64 and 647,474.28 is: 893,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,003.37 : 1,343,731.64 = 647,474.28 : x
  2. Step 2: Convert to fraction form
    974,003.37/1,343,731.64 = 647,474.28/x
  3. Step 3: Cross multiply
    974,003.37x = 1,343,731.64 × 647,474.28
  4. Step 4: Simplify right side
    974,003.37x = 870,031,672,884.85
  5. Step 5: Solve for x
    x = 870,031,672,884.85/974,003.37
  6. Step 6: Final answer
    x = 893,253.25

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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.