Home / 903,492.30-1,355,093.01-263,645.80

Finding the Fourth Proportional to 903,492.30, 1,355,093.01 and 263,645.80

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Solution

The fourth proportional to 903,492.30, 1,355,093.01 and 263,645.80 is: 395,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,492.30 : 1,355,093.01 = 263,645.80 : x
  2. Step 2: Convert to fraction form
    903,492.30/1,355,093.01 = 263,645.80/x
  3. Step 3: Cross multiply
    903,492.30x = 1,355,093.01 × 263,645.80
  4. Step 4: Simplify right side
    903,492.30x = 357,264,580,695.86
  5. Step 5: Solve for x
    x = 357,264,580,695.86/903,492.30
  6. Step 6: Final answer
    x = 395,426.26

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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.