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Finding the Fourth Proportional to 452,060.48, 678,090.69 and 352,295.33

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Solution

The fourth proportional to 452,060.48, 678,090.69 and 352,295.33 is: 528,442.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,060.48 : 678,090.69 = 352,295.33 : x
  2. Step 2: Convert to fraction form
    452,060.48/678,090.69 = 352,295.33/x
  3. Step 3: Cross multiply
    452,060.48x = 678,090.69 × 352,295.33
  4. Step 4: Simplify right side
    452,060.48x = 238,888,180,013.02
  5. Step 5: Solve for x
    x = 238,888,180,013.02/452,060.48
  6. Step 6: Final answer
    x = 528,442.96

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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.