Home / 816,002.94-1,224,212.04-479,328.33

Finding the Fourth Proportional to 816,002.94, 1,224,212.04 and 479,328.33

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Solution

The fourth proportional to 816,002.94, 1,224,212.04 and 479,328.33 is: 719,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,002.94 : 1,224,212.04 = 479,328.33 : x
  2. Step 2: Convert to fraction form
    816,002.94/1,224,212.04 = 479,328.33/x
  3. Step 3: Cross multiply
    816,002.94x = 1,224,212.04 × 479,328.33
  4. Step 4: Simplify right side
    816,002.94x = 586,799,512,699.09
  5. Step 5: Solve for x
    x = 586,799,512,699.09/816,002.94
  6. Step 6: Final answer
    x = 719,114.46

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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.