Home / 896,806.35-1,345,986.63-470,643.30

Finding the Fourth Proportional to 896,806.35, 1,345,986.63 and 470,643.30

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Solution

The fourth proportional to 896,806.35, 1,345,986.63 and 470,643.30 is: 706,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,806.35 : 1,345,986.63 = 470,643.30 : x
  2. Step 2: Convert to fraction form
    896,806.35/1,345,986.63 = 470,643.30/x
  3. Step 3: Cross multiply
    896,806.35x = 1,345,986.63 × 470,643.30
  4. Step 4: Simplify right side
    896,806.35x = 633,479,589,299.08
  5. Step 5: Solve for x
    x = 633,479,589,299.08/896,806.35
  6. Step 6: Final answer
    x = 706,372.77

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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.