Home / 916,299.83-1,373,897.52-410,769.32

Finding the Fourth Proportional to 916,299.83, 1,373,897.52 and 410,769.32

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Solution

The fourth proportional to 916,299.83, 1,373,897.52 and 410,769.32 is: 615,906.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,299.83 : 1,373,897.52 = 410,769.32 : x
  2. Step 2: Convert to fraction form
    916,299.83/1,373,897.52 = 410,769.32/x
  3. Step 3: Cross multiply
    916,299.83x = 1,373,897.52 × 410,769.32
  4. Step 4: Simplify right side
    916,299.83x = 564,354,943,170.60
  5. Step 5: Solve for x
    x = 564,354,943,170.60/916,299.83
  6. Step 6: Final answer
    x = 615,906.42

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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.