Home / 816,795.36-1,225,323.99-284,467.68

Finding the Fourth Proportional to 816,795.36, 1,225,323.99 and 284,467.68

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Solution

The fourth proportional to 816,795.36, 1,225,323.99 and 284,467.68 is: 426,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,795.36 : 1,225,323.99 = 284,467.68 : x
  2. Step 2: Convert to fraction form
    816,795.36/1,225,323.99 = 284,467.68/x
  3. Step 3: Cross multiply
    816,795.36x = 1,225,323.99 × 284,467.68
  4. Step 4: Simplify right side
    816,795.36x = 348,565,072,683.64
  5. Step 5: Solve for x
    x = 348,565,072,683.64/816,795.36
  6. Step 6: Final answer
    x = 426,747.13

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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.