Home / 525,719.73-788,597.37-146,649.76

Finding the Fourth Proportional to 525,719.73, 788,597.37 and 146,649.76

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Solution

The fourth proportional to 525,719.73, 788,597.37 and 146,649.76 is: 219,979.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,719.73 : 788,597.37 = 146,649.76 : x
  2. Step 2: Convert to fraction form
    525,719.73/788,597.37 = 146,649.76/x
  3. Step 3: Cross multiply
    525,719.73x = 788,597.37 × 146,649.76
  4. Step 4: Simplify right side
    525,719.73x = 115,647,613,075.64
  5. Step 5: Solve for x
    x = 115,647,613,075.64/525,719.73
  6. Step 6: Final answer
    x = 219,979.59

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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.