Home / 850,449.63-1,275,258.69-371,082.54

Finding the Fourth Proportional to 850,449.63, 1,275,258.69 and 371,082.54

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Solution

The fourth proportional to 850,449.63, 1,275,258.69 and 371,082.54 is: 556,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,449.63 : 1,275,258.69 = 371,082.54 : x
  2. Step 2: Convert to fraction form
    850,449.63/1,275,258.69 = 371,082.54/x
  3. Step 3: Cross multiply
    850,449.63x = 1,275,258.69 × 371,082.54
  4. Step 4: Simplify right side
    850,449.63x = 473,226,233,842.27
  5. Step 5: Solve for x
    x = 473,226,233,842.27/850,449.63
  6. Step 6: Final answer
    x = 556,442.40

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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.