Home / 994,834.98-1,492,543.05-320,901.33

Finding the Fourth Proportional to 994,834.98, 1,492,543.05 and 320,901.33

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Solution

The fourth proportional to 994,834.98, 1,492,543.05 and 320,901.33 is: 481,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,834.98 : 1,492,543.05 = 320,901.33 : x
  2. Step 2: Convert to fraction form
    994,834.98/1,492,543.05 = 320,901.33/x
  3. Step 3: Cross multiply
    994,834.98x = 1,492,543.05 × 320,901.33
  4. Step 4: Simplify right side
    994,834.98x = 478,959,049,827.26
  5. Step 5: Solve for x
    x = 478,959,049,827.26/994,834.98
  6. Step 6: Final answer
    x = 481,445.73

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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.