Home / 749,485.64-1,033,999.66-477,504.84

Finding the Fourth Proportional to 749,485.64, 1,033,999.66 and 477,504.84

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Solution

The fourth proportional to 749,485.64, 1,033,999.66 and 477,504.84 is: 658,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,485.64 : 1,033,999.66 = 477,504.84 : x
  2. Step 2: Convert to fraction form
    749,485.64/1,033,999.66 = 477,504.84/x
  3. Step 3: Cross multiply
    749,485.64x = 1,033,999.66 × 477,504.84
  4. Step 4: Simplify right side
    749,485.64x = 493,739,842,208.35
  5. Step 5: Solve for x
    x = 493,739,842,208.35/749,485.64
  6. Step 6: Final answer
    x = 658,771.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.