Home / 788,722.03-1,183,282.63-220,103.07

Finding the Fourth Proportional to 788,722.03, 1,183,282.63 and 220,103.07

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Solution

The fourth proportional to 788,722.03, 1,183,282.63 and 220,103.07 is: 330,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,722.03 : 1,183,282.63 = 220,103.07 : x
  2. Step 2: Convert to fraction form
    788,722.03/1,183,282.63 = 220,103.07/x
  3. Step 3: Cross multiply
    788,722.03x = 1,183,282.63 × 220,103.07
  4. Step 4: Simplify right side
    788,722.03x = 260,444,141,209.07
  5. Step 5: Solve for x
    x = 260,444,141,209.07/788,722.03
  6. Step 6: Final answer
    x = 330,210.30

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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.