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Finding the Fourth Proportional to 273,268.93, 407,186.73 and 243,457.69

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Solution

The fourth proportional to 273,268.93, 407,186.73 and 243,457.69 is: 362,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,268.93 : 407,186.73 = 243,457.69 : x
  2. Step 2: Convert to fraction form
    273,268.93/407,186.73 = 243,457.69/x
  3. Step 3: Cross multiply
    273,268.93x = 407,186.73 × 243,457.69
  4. Step 4: Simplify right side
    273,268.93x = 99,132,740,075.81
  5. Step 5: Solve for x
    x = 99,132,740,075.81/273,268.93
  6. Step 6: Final answer
    x = 362,766.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.