Home / 1,008,725.24-1,391,253.34-646,182.81

Finding the Fourth Proportional to 1,008,725.24, 1,391,253.34 and 646,182.81

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Solution

The fourth proportional to 1,008,725.24, 1,391,253.34 and 646,182.81 is: 891,227.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,725.24 : 1,391,253.34 = 646,182.81 : x
  2. Step 2: Convert to fraction form
    1,008,725.24/1,391,253.34 = 646,182.81/x
  3. Step 3: Cross multiply
    1,008,725.24x = 1,391,253.34 × 646,182.81
  4. Step 4: Simplify right side
    1,008,725.24x = 899,003,991,047.63
  5. Step 5: Solve for x
    x = 899,003,991,047.63/1,008,725.24
  6. Step 6: Final answer
    x = 891,227.81

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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.