Home / 1,143,518.45-1,715,336.00-433,605.29

Finding the Fourth Proportional to 1,143,518.45, 1,715,336.00 and 433,605.29

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Solution

The fourth proportional to 1,143,518.45, 1,715,336.00 and 433,605.29 is: 650,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,518.45 : 1,715,336.00 = 433,605.29 : x
  2. Step 2: Convert to fraction form
    1,143,518.45/1,715,336.00 = 433,605.29/x
  3. Step 3: Cross multiply
    1,143,518.45x = 1,715,336.00 × 433,605.29
  4. Step 4: Simplify right side
    1,143,518.45x = 743,778,769,099.79
  5. Step 5: Solve for x
    x = 743,778,769,099.79/1,143,518.45
  6. Step 6: Final answer
    x = 650,430.05

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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.