Home / 673,166.40-1,009,247.40-406,870.80

Finding the Fourth Proportional to 673,166.40, 1,009,247.40 and 406,870.80

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Solution

The fourth proportional to 673,166.40, 1,009,247.40 and 406,870.80 is: 610,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,166.40 : 1,009,247.40 = 406,870.80 : x
  2. Step 2: Convert to fraction form
    673,166.40/1,009,247.40 = 406,870.80/x
  3. Step 3: Cross multiply
    673,166.40x = 1,009,247.40 × 406,870.80
  4. Step 4: Simplify right side
    673,166.40x = 410,633,297,035.92
  5. Step 5: Solve for x
    x = 410,633,297,035.92/673,166.40
  6. Step 6: Final answer
    x = 610,002.66

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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.