Home / 982,918.32-1,474,376.40-309,058.62

Finding the Fourth Proportional to 982,918.32, 1,474,376.40 and 309,058.62

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Solution

The fourth proportional to 982,918.32, 1,474,376.40 and 309,058.62 is: 463,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,918.32 : 1,474,376.40 = 309,058.62 : x
  2. Step 2: Convert to fraction form
    982,918.32/1,474,376.40 = 309,058.62/x
  3. Step 3: Cross multiply
    982,918.32x = 1,474,376.40 × 309,058.62
  4. Step 4: Simplify right side
    982,918.32x = 455,668,735,544.57
  5. Step 5: Solve for x
    x = 455,668,735,544.57/982,918.32
  6. Step 6: Final answer
    x = 463,587.59

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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.