Home / 477,544.26-716,069.88-140,541.15

Finding the Fourth Proportional to 477,544.26, 716,069.88 and 140,541.15

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Solution

The fourth proportional to 477,544.26, 716,069.88 and 140,541.15 is: 210,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,544.26 : 716,069.88 = 140,541.15 : x
  2. Step 2: Convert to fraction form
    477,544.26/716,069.88 = 140,541.15/x
  3. Step 3: Cross multiply
    477,544.26x = 716,069.88 × 140,541.15
  4. Step 4: Simplify right side
    477,544.26x = 100,637,284,415.56
  5. Step 5: Solve for x
    x = 100,637,284,415.56/477,544.26
  6. Step 6: Final answer
    x = 210,739.18

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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.