Home / 816,215.24-1,224,325.74-247,601.18

Finding the Fourth Proportional to 816,215.24, 1,224,325.74 and 247,601.18

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Solution

The fourth proportional to 816,215.24, 1,224,325.74 and 247,601.18 is: 371,402.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,215.24 : 1,224,325.74 = 247,601.18 : x
  2. Step 2: Convert to fraction form
    816,215.24/1,224,325.74 = 247,601.18/x
  3. Step 3: Cross multiply
    816,215.24x = 1,224,325.74 × 247,601.18
  4. Step 4: Simplify right side
    816,215.24x = 303,144,497,928.37
  5. Step 5: Solve for x
    x = 303,144,497,928.37/816,215.24
  6. Step 6: Final answer
    x = 371,402.64

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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.