Home / 452,212.51-678,311.74-152,903.29

Finding the Fourth Proportional to 452,212.51, 678,311.74 and 152,903.29

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Solution

The fourth proportional to 452,212.51, 678,311.74 and 152,903.29 is: 229,352.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,212.51 : 678,311.74 = 152,903.29 : x
  2. Step 2: Convert to fraction form
    452,212.51/678,311.74 = 152,903.29/x
  3. Step 3: Cross multiply
    452,212.51x = 678,311.74 × 152,903.29
  4. Step 4: Simplify right side
    452,212.51x = 103,716,096,691.63
  5. Step 5: Solve for x
    x = 103,716,096,691.63/452,212.51
  6. Step 6: Final answer
    x = 229,352.56

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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.