Home / 828,996.98-1,243,612.24-289,174.52

Finding the Fourth Proportional to 828,996.98, 1,243,612.24 and 289,174.52

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Solution

The fourth proportional to 828,996.98, 1,243,612.24 and 289,174.52 is: 433,802.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,996.98 : 1,243,612.24 = 289,174.52 : x
  2. Step 2: Convert to fraction form
    828,996.98/1,243,612.24 = 289,174.52/x
  3. Step 3: Cross multiply
    828,996.98x = 1,243,612.24 × 289,174.52
  4. Step 4: Simplify right side
    828,996.98x = 359,620,974,954.22
  5. Step 5: Solve for x
    x = 359,620,974,954.22/828,996.98
  6. Step 6: Final answer
    x = 433,802.52

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1.5x scale

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.