Home / 915,774.06-1,373,316.03-383,331.90

Finding the Fourth Proportional to 915,774.06, 1,373,316.03 and 383,331.90

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Solution

The fourth proportional to 915,774.06, 1,373,316.03 and 383,331.90 is: 574,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,774.06 : 1,373,316.03 = 383,331.90 : x
  2. Step 2: Convert to fraction form
    915,774.06/1,373,316.03 = 383,331.90/x
  3. Step 3: Cross multiply
    915,774.06x = 1,373,316.03 × 383,331.90
  4. Step 4: Simplify right side
    915,774.06x = 526,435,843,080.36
  5. Step 5: Solve for x
    x = 526,435,843,080.36/915,774.06
  6. Step 6: Final answer
    x = 574,853.41

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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.