Home / 822,651.42-1,234,004.44-282,902.40

Finding the Fourth Proportional to 822,651.42, 1,234,004.44 and 282,902.40

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Solution

The fourth proportional to 822,651.42, 1,234,004.44 and 282,902.40 is: 424,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,651.42 : 1,234,004.44 = 282,902.40 : x
  2. Step 2: Convert to fraction form
    822,651.42/1,234,004.44 = 282,902.40/x
  3. Step 3: Cross multiply
    822,651.42x = 1,234,004.44 × 282,902.40
  4. Step 4: Simplify right side
    822,651.42x = 349,102,817,686.66
  5. Step 5: Solve for x
    x = 349,102,817,686.66/822,651.42
  6. Step 6: Final answer
    x = 424,362.99

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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.