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Finding the Fourth Proportional to 883,978.08, 1,326,360.48 and 463,155.52

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Solution

The fourth proportional to 883,978.08, 1,326,360.48 and 463,155.52 is: 694,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,978.08 : 1,326,360.48 = 463,155.52 : x
  2. Step 2: Convert to fraction form
    883,978.08/1,326,360.48 = 463,155.52/x
  3. Step 3: Cross multiply
    883,978.08x = 1,326,360.48 × 463,155.52
  4. Step 4: Simplify right side
    883,978.08x = 614,311,177,821.85
  5. Step 5: Solve for x
    x = 614,311,177,821.85/883,978.08
  6. Step 6: Final answer
    x = 694,939.38

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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.