Home / 909,235.79-1,364,385.38-504,768.56

Finding the Fourth Proportional to 909,235.79, 1,364,385.38 and 504,768.56

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Solution

The fourth proportional to 909,235.79, 1,364,385.38 and 504,768.56 is: 757,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,235.79 : 1,364,385.38 = 504,768.56 : x
  2. Step 2: Convert to fraction form
    909,235.79/1,364,385.38 = 504,768.56/x
  3. Step 3: Cross multiply
    909,235.79x = 1,364,385.38 × 504,768.56
  4. Step 4: Simplify right side
    909,235.79x = 688,698,844,434.77
  5. Step 5: Solve for x
    x = 688,698,844,434.77/909,235.79
  6. Step 6: Final answer
    x = 757,448.02

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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.