Home / 572,343.90-789,795.04-317,675.04

Finding the Fourth Proportional to 572,343.90, 789,795.04 and 317,675.04

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Solution

The fourth proportional to 572,343.90, 789,795.04 and 317,675.04 is: 438,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,343.90 : 789,795.04 = 317,675.04 : x
  2. Step 2: Convert to fraction form
    572,343.90/789,795.04 = 317,675.04/x
  3. Step 3: Cross multiply
    572,343.90x = 789,795.04 × 317,675.04
  4. Step 4: Simplify right side
    572,343.90x = 250,898,166,974.83
  5. Step 5: Solve for x
    x = 250,898,166,974.83/572,343.90
  6. Step 6: Final answer
    x = 438,369.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.