Home / 967,261.28-1,450,890-257,290.16

Finding the Fourth Proportional to 967,261.28, 1,450,890 and 257,290.16

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Solution

The fourth proportional to 967,261.28, 1,450,890 and 257,290.16 is: 385,934.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,261.28 : 1,450,890 = 257,290.16 : x
  2. Step 2: Convert to fraction form
    967,261.28/1,450,890 = 257,290.16/x
  3. Step 3: Cross multiply
    967,261.28x = 1,450,890 × 257,290.16
  4. Step 4: Simplify right side
    967,261.28x = 373,299,720,242.40
  5. Step 5: Solve for x
    x = 373,299,720,242.40/967,261.28
  6. Step 6: Final answer
    x = 385,934.73

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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.