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Finding the Fourth Proportional to 304,080.89, 456,195.65 and 214,298.87

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Solution

The fourth proportional to 304,080.89, 456,195.65 and 214,298.87 is: 321,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,080.89 : 456,195.65 = 214,298.87 : x
  2. Step 2: Convert to fraction form
    304,080.89/456,195.65 = 214,298.87/x
  3. Step 3: Cross multiply
    304,080.89x = 456,195.65 × 214,298.87
  4. Step 4: Simplify right side
    304,080.89x = 97,762,208,941.44
  5. Step 5: Solve for x
    x = 97,762,208,941.44/304,080.89
  6. Step 6: Final answer
    x = 321,500.67

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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.