Home / 972,428.30-1,458,871.57-332,739.01

Finding the Fourth Proportional to 972,428.30, 1,458,871.57 and 332,739.01

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Solution

The fourth proportional to 972,428.30, 1,458,871.57 and 332,739.01 is: 499,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,428.30 : 1,458,871.57 = 332,739.01 : x
  2. Step 2: Convert to fraction form
    972,428.30/1,458,871.57 = 332,739.01/x
  3. Step 3: Cross multiply
    972,428.30x = 1,458,871.57 × 332,739.01
  4. Step 4: Simplify right side
    972,428.30x = 485,423,477,439.92
  5. Step 5: Solve for x
    x = 485,423,477,439.92/972,428.30
  6. Step 6: Final answer
    x = 499,186.91

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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.