Home / 610,667.07-842,734.06-338,726.11

Finding the Fourth Proportional to 610,667.07, 842,734.06 and 338,726.11

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Solution

The fourth proportional to 610,667.07, 842,734.06 and 338,726.11 is: 467,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,667.07 : 842,734.06 = 338,726.11 : x
  2. Step 2: Convert to fraction form
    610,667.07/842,734.06 = 338,726.11/x
  3. Step 3: Cross multiply
    610,667.07x = 842,734.06 × 338,726.11
  4. Step 4: Simplify right side
    610,667.07x = 285,456,029,908.31
  5. Step 5: Solve for x
    x = 285,456,029,908.31/610,667.07
  6. Step 6: Final answer
    x = 467,449.52

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1.5x scale

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.