Home / 903,643.98-1,354,584.69-430,202.22

Finding the Fourth Proportional to 903,643.98, 1,354,584.69 and 430,202.22

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Solution

The fourth proportional to 903,643.98, 1,354,584.69 and 430,202.22 is: 644,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,643.98 : 1,354,584.69 = 430,202.22 : x
  2. Step 2: Convert to fraction form
    903,643.98/1,354,584.69 = 430,202.22/x
  3. Step 3: Cross multiply
    903,643.98x = 1,354,584.69 × 430,202.22
  4. Step 4: Simplify right side
    903,643.98x = 582,745,340,816.01
  5. Step 5: Solve for x
    x = 582,745,340,816.01/903,643.98
  6. Step 6: Final answer
    x = 644,883.77

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1.5x scale

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.