Home / 482,120.37-723,186.73-332,320.45

Finding the Fourth Proportional to 482,120.37, 723,186.73 and 332,320.45

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Solution

The fourth proportional to 482,120.37, 723,186.73 and 332,320.45 is: 498,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,120.37 : 723,186.73 = 332,320.45 : x
  2. Step 2: Convert to fraction form
    482,120.37/723,186.73 = 332,320.45/x
  3. Step 3: Cross multiply
    482,120.37x = 723,186.73 × 332,320.45
  4. Step 4: Simplify right side
    482,120.37x = 240,329,739,547.63
  5. Step 5: Solve for x
    x = 240,329,739,547.63/482,120.37
  6. Step 6: Final answer
    x = 498,484.93

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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.