Home / 409,570.26-614,632.02-143,333.10

Finding the Fourth Proportional to 409,570.26, 614,632.02 and 143,333.10

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Solution

The fourth proportional to 409,570.26, 614,632.02 and 143,333.10 is: 215,096.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,570.26 : 614,632.02 = 143,333.10 : x
  2. Step 2: Convert to fraction form
    409,570.26/614,632.02 = 143,333.10/x
  3. Step 3: Cross multiply
    409,570.26x = 614,632.02 × 143,333.10
  4. Step 4: Simplify right side
    409,570.26x = 88,097,112,785.86
  5. Step 5: Solve for x
    x = 88,097,112,785.86/409,570.26
  6. Step 6: Final answer
    x = 215,096.46

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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.