Home / 452,056.55-678,084.80-352,291.37

Finding the Fourth Proportional to 452,056.55, 678,084.80 and 352,291.37

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Solution

The fourth proportional to 452,056.55, 678,084.80 and 352,291.37 is: 528,437.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,056.55 : 678,084.80 = 352,291.37 : x
  2. Step 2: Convert to fraction form
    452,056.55/678,084.80 = 352,291.37/x
  3. Step 3: Cross multiply
    452,056.55x = 678,084.80 × 352,291.37
  4. Step 4: Simplify right side
    452,056.55x = 238,883,418,016.30
  5. Step 5: Solve for x
    x = 238,883,418,016.30/452,056.55
  6. Step 6: Final answer
    x = 528,437.03

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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.