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Finding the Fourth Proportional to 540,999.19, 746,600.86 and 299,277.59

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Solution

The fourth proportional to 540,999.19, 746,600.86 and 299,277.59 is: 413,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,999.19 : 746,600.86 = 299,277.59 : x
  2. Step 2: Convert to fraction form
    540,999.19/746,600.86 = 299,277.59/x
  3. Step 3: Cross multiply
    540,999.19x = 746,600.86 × 299,277.59
  4. Step 4: Simplify right side
    540,999.19x = 223,440,908,313.33
  5. Step 5: Solve for x
    x = 223,440,908,313.33/540,999.19
  6. Step 6: Final answer
    x = 413,015.24

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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.