Home / 903,253.28-1,354,748.03-263,385.07

Finding the Fourth Proportional to 903,253.28, 1,354,748.03 and 263,385.07

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Solution

The fourth proportional to 903,253.28, 1,354,748.03 and 263,385.07 is: 395,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,253.28 : 1,354,748.03 = 263,385.07 : x
  2. Step 2: Convert to fraction form
    903,253.28/1,354,748.03 = 263,385.07/x
  3. Step 3: Cross multiply
    903,253.28x = 1,354,748.03 × 263,385.07
  4. Step 4: Simplify right side
    903,253.28x = 356,820,407,065.81
  5. Step 5: Solve for x
    x = 356,820,407,065.81/903,253.28
  6. Step 6: Final answer
    x = 395,039.15

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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.