Home / 310,258.09-465,331.65-82,554.94

Finding the Fourth Proportional to 310,258.09, 465,331.65 and 82,554.94

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Solution

The fourth proportional to 310,258.09, 465,331.65 and 82,554.94 is: 123,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,258.09 : 465,331.65 = 82,554.94 : x
  2. Step 2: Convert to fraction form
    310,258.09/465,331.65 = 82,554.94/x
  3. Step 3: Cross multiply
    310,258.09x = 465,331.65 × 82,554.94
  4. Step 4: Simplify right side
    310,258.09x = 38,415,426,033.08
  5. Step 5: Solve for x
    x = 38,415,426,033.08/310,258.09
  6. Step 6: Final answer
    x = 123,817.64

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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.