Home / 304,032.90-455,458.77-146,371.98

Finding the Fourth Proportional to 304,032.90, 455,458.77 and 146,371.98

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Solution

The fourth proportional to 304,032.90, 455,458.77 and 146,371.98 is: 219,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,032.90 : 455,458.77 = 146,371.98 : x
  2. Step 2: Convert to fraction form
    304,032.90/455,458.77 = 146,371.98/x
  3. Step 3: Cross multiply
    304,032.90x = 455,458.77 × 146,371.98
  4. Step 4: Simplify right side
    304,032.90x = 66,666,401,973.26
  5. Step 5: Solve for x
    x = 66,666,401,973.26/304,032.90
  6. Step 6: Final answer
    x = 219,273.64

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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.