Home / 513,204.24-708,236.52-286,850.16

Finding the Fourth Proportional to 513,204.24, 708,236.52 and 286,850.16

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Solution

The fourth proportional to 513,204.24, 708,236.52 and 286,850.16 is: 395,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,204.24 : 708,236.52 = 286,850.16 : x
  2. Step 2: Convert to fraction form
    513,204.24/708,236.52 = 286,850.16/x
  3. Step 3: Cross multiply
    513,204.24x = 708,236.52 × 286,850.16
  4. Step 4: Simplify right side
    513,204.24x = 203,157,759,079.84
  5. Step 5: Solve for x
    x = 203,157,759,079.84/513,204.24
  6. Step 6: Final answer
    x = 395,861.42

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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.