Home / 872,300.97-1,308,513.96-232,601.40

Finding the Fourth Proportional to 872,300.97, 1,308,513.96 and 232,601.40

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Solution

The fourth proportional to 872,300.97, 1,308,513.96 and 232,601.40 is: 348,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,300.97 : 1,308,513.96 = 232,601.40 : x
  2. Step 2: Convert to fraction form
    872,300.97/1,308,513.96 = 232,601.40/x
  3. Step 3: Cross multiply
    872,300.97x = 1,308,513.96 × 232,601.40
  4. Step 4: Simplify right side
    872,300.97x = 304,362,179,015.54
  5. Step 5: Solve for x
    x = 304,362,179,015.54/872,300.97
  6. Step 6: Final answer
    x = 348,918.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.