Home / 785,840.36-1,177,775.10-336,033.32

Finding the Fourth Proportional to 785,840.36, 1,177,775.10 and 336,033.32

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Solution

The fourth proportional to 785,840.36, 1,177,775.10 and 336,033.32 is: 503,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,840.36 : 1,177,775.10 = 336,033.32 : x
  2. Step 2: Convert to fraction form
    785,840.36/1,177,775.10 = 336,033.32/x
  3. Step 3: Cross multiply
    785,840.36x = 1,177,775.10 × 336,033.32
  4. Step 4: Simplify right side
    785,840.36x = 395,771,671,177.46
  5. Step 5: Solve for x
    x = 395,771,671,177.46/785,840.36
  6. Step 6: Final answer
    x = 503,628.59

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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.