Home / 313,890.30-470,835.46-301,643.10

Finding the Fourth Proportional to 313,890.30, 470,835.46 and 301,643.10

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Solution

The fourth proportional to 313,890.30, 470,835.46 and 301,643.10 is: 452,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,890.30 : 470,835.46 = 301,643.10 : x
  2. Step 2: Convert to fraction form
    313,890.30/470,835.46 = 301,643.10/x
  3. Step 3: Cross multiply
    313,890.30x = 470,835.46 × 301,643.10
  4. Step 4: Simplify right side
    313,890.30x = 142,024,267,744.33
  5. Step 5: Solve for x
    x = 142,024,267,744.33/313,890.30
  6. Step 6: Final answer
    x = 452,464.66

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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.