Home / 974,004.37-1,343,733.01-647,475.28

Finding the Fourth Proportional to 974,004.37, 1,343,733.01 and 647,475.28

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Solution

The fourth proportional to 974,004.37, 1,343,733.01 and 647,475.28 is: 893,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,004.37 : 1,343,733.01 = 647,475.28 : x
  2. Step 2: Convert to fraction form
    974,004.37/1,343,733.01 = 647,475.28/x
  3. Step 3: Cross multiply
    974,004.37x = 1,343,733.01 × 647,475.28
  4. Step 4: Simplify right side
    974,004.37x = 870,033,906,894.99
  5. Step 5: Solve for x
    x = 870,033,906,894.99/974,004.37
  6. Step 6: Final answer
    x = 893,254.62

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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.