Home / 901,604.36-1,245,871.86-646,551.56

Finding the Fourth Proportional to 901,604.36, 1,245,871.86 and 646,551.56

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Solution

The fourth proportional to 901,604.36, 1,245,871.86 and 646,551.56 is: 893,430.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,604.36 : 1,245,871.86 = 646,551.56 : x
  2. Step 2: Convert to fraction form
    901,604.36/1,245,871.86 = 646,551.56/x
  3. Step 3: Cross multiply
    901,604.36x = 1,245,871.86 × 646,551.56
  4. Step 4: Simplify right side
    901,604.36x = 805,520,394,643.10
  5. Step 5: Solve for x
    x = 805,520,394,643.10/901,604.36
  6. Step 6: Final answer
    x = 893,430.01

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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.