Home / 907,914.20-1,362,648.90-403,251.80

Finding the Fourth Proportional to 907,914.20, 1,362,648.90 and 403,251.80

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Solution

The fourth proportional to 907,914.20, 1,362,648.90 and 403,251.80 is: 605,223.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,914.20 : 1,362,648.90 = 403,251.80 : x
  2. Step 2: Convert to fraction form
    907,914.20/1,362,648.90 = 403,251.80/x
  3. Step 3: Cross multiply
    907,914.20x = 1,362,648.90 × 403,251.80
  4. Step 4: Simplify right side
    907,914.20x = 549,490,621,693.02
  5. Step 5: Solve for x
    x = 549,490,621,693.02/907,914.20
  6. Step 6: Final answer
    x = 605,223.07

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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.