Home / 477,544.26-716,321.24-145,120.26

Finding the Fourth Proportional to 477,544.26, 716,321.24 and 145,120.26

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Solution

The fourth proportional to 477,544.26, 716,321.24 and 145,120.26 is: 217,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,544.26 : 716,321.24 = 145,120.26 : x
  2. Step 2: Convert to fraction form
    477,544.26/716,321.24 = 145,120.26/x
  3. Step 3: Cross multiply
    477,544.26x = 716,321.24 × 145,120.26
  4. Step 4: Simplify right side
    477,544.26x = 103,952,724,592.32
  5. Step 5: Solve for x
    x = 103,952,724,592.32/477,544.26
  6. Step 6: Final answer
    x = 217,681.86

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1.5x scale

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.