Home / 572,314.98-789,634.26-357,673.08

Finding the Fourth Proportional to 572,314.98, 789,634.26 and 357,673.08

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Solution

The fourth proportional to 572,314.98, 789,634.26 and 357,673.08 is: 493,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,314.98 : 789,634.26 = 357,673.08 : x
  2. Step 2: Convert to fraction form
    572,314.98/789,634.26 = 357,673.08/x
  3. Step 3: Cross multiply
    572,314.98x = 789,634.26 × 357,673.08
  4. Step 4: Simplify right side
    572,314.98x = 282,430,917,847.72
  5. Step 5: Solve for x
    x = 282,430,917,847.72/572,314.98
  6. Step 6: Final answer
    x = 493,488.60

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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.