Home / 910,718.65-1,365,984.35-303,441.37

Finding the Fourth Proportional to 910,718.65, 1,365,984.35 and 303,441.37

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Solution

The fourth proportional to 910,718.65, 1,365,984.35 and 303,441.37 is: 455,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,718.65 : 1,365,984.35 = 303,441.37 : x
  2. Step 2: Convert to fraction form
    910,718.65/1,365,984.35 = 303,441.37/x
  3. Step 3: Cross multiply
    910,718.65x = 1,365,984.35 × 303,441.37
  4. Step 4: Simplify right side
    910,718.65x = 414,496,158,768.30
  5. Step 5: Solve for x
    x = 414,496,158,768.30/910,718.65
  6. Step 6: Final answer
    x = 455,130.86

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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.