Home / 972,047.04-1,458,079.20-298,131.49

Finding the Fourth Proportional to 972,047.04, 1,458,079.20 and 298,131.49

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Solution

The fourth proportional to 972,047.04, 1,458,079.20 and 298,131.49 is: 447,199.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,047.04 : 1,458,079.20 = 298,131.49 : x
  2. Step 2: Convert to fraction form
    972,047.04/1,458,079.20 = 298,131.49/x
  3. Step 3: Cross multiply
    972,047.04x = 1,458,079.20 × 298,131.49
  4. Step 4: Simplify right side
    972,047.04x = 434,699,324,434.01
  5. Step 5: Solve for x
    x = 434,699,324,434.01/972,047.04
  6. Step 6: Final answer
    x = 447,199.88

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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.