Home / 331,929.36-498,090.93-310,913.67

Finding the Fourth Proportional to 331,929.36, 498,090.93 and 310,913.67

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Solution

The fourth proportional to 331,929.36, 498,090.93 and 310,913.67 is: 466,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,929.36 : 498,090.93 = 310,913.67 : x
  2. Step 2: Convert to fraction form
    331,929.36/498,090.93 = 310,913.67/x
  3. Step 3: Cross multiply
    331,929.36x = 498,090.93 × 310,913.67
  4. Step 4: Simplify right side
    331,929.36x = 154,863,279,040.01
  5. Step 5: Solve for x
    x = 154,863,279,040.01/331,929.36
  6. Step 6: Final answer
    x = 466,554.93

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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.