Home / 749,628.24-1,124,592.60-276,315.60

Finding the Fourth Proportional to 749,628.24, 1,124,592.60 and 276,315.60

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Solution

The fourth proportional to 749,628.24, 1,124,592.60 and 276,315.60 is: 414,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,628.24 : 1,124,592.60 = 276,315.60 : x
  2. Step 2: Convert to fraction form
    749,628.24/1,124,592.60 = 276,315.60/x
  3. Step 3: Cross multiply
    749,628.24x = 1,124,592.60 × 276,315.60
  4. Step 4: Simplify right side
    749,628.24x = 310,742,479,024.56
  5. Step 5: Solve for x
    x = 310,742,479,024.56/749,628.24
  6. Step 6: Final answer
    x = 414,528.78

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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.