Home / 907,904.20-1,362,633.90-403,241.80

Finding the Fourth Proportional to 907,904.20, 1,362,633.90 and 403,241.80

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Solution

The fourth proportional to 907,904.20, 1,362,633.90 and 403,241.80 is: 605,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,904.20 : 1,362,633.90 = 403,241.80 : x
  2. Step 2: Convert to fraction form
    907,904.20/1,362,633.90 = 403,241.80/x
  3. Step 3: Cross multiply
    907,904.20x = 1,362,633.90 × 403,241.80
  4. Step 4: Simplify right side
    907,904.20x = 549,470,946,577.02
  5. Step 5: Solve for x
    x = 549,470,946,577.02/907,904.20
  6. Step 6: Final answer
    x = 605,208.07

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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.