Home / 972,428.49-1,458,871.85-332,739.19

Finding the Fourth Proportional to 972,428.49, 1,458,871.85 and 332,739.19

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Solution

The fourth proportional to 972,428.49, 1,458,871.85 and 332,739.19 is: 499,187.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,428.49 : 1,458,871.85 = 332,739.19 : x
  2. Step 2: Convert to fraction form
    972,428.49/1,458,871.85 = 332,739.19/x
  3. Step 3: Cross multiply
    972,428.49x = 1,458,871.85 × 332,739.19
  4. Step 4: Simplify right side
    972,428.49x = 485,423,838,466.58
  5. Step 5: Solve for x
    x = 485,423,838,466.58/972,428.49
  6. Step 6: Final answer
    x = 499,187.18

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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.