Home / 740,660.16-1,111,047.84-242,074.56

Finding the Fourth Proportional to 740,660.16, 1,111,047.84 and 242,074.56

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Solution

The fourth proportional to 740,660.16, 1,111,047.84 and 242,074.56 is: 363,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,660.16 : 1,111,047.84 = 242,074.56 : x
  2. Step 2: Convert to fraction form
    740,660.16/1,111,047.84 = 242,074.56/x
  3. Step 3: Cross multiply
    740,660.16x = 1,111,047.84 × 242,074.56
  4. Step 4: Simplify right side
    740,660.16x = 268,956,417,006.95
  5. Step 5: Solve for x
    x = 268,956,417,006.95/740,660.16
  6. Step 6: Final answer
    x = 363,130.67

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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.