Home / 572,203.57-789,604.18-357,330.82

Finding the Fourth Proportional to 572,203.57, 789,604.18 and 357,330.82

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Solution

The fourth proportional to 572,203.57, 789,604.18 and 357,330.82 is: 493,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,203.57 : 789,604.18 = 357,330.82 : x
  2. Step 2: Convert to fraction form
    572,203.57/789,604.18 = 357,330.82/x
  3. Step 3: Cross multiply
    572,203.57x = 789,604.18 × 357,330.82
  4. Step 4: Simplify right side
    572,203.57x = 282,149,909,114.83
  5. Step 5: Solve for x
    x = 282,149,909,114.83/572,203.57
  6. Step 6: Final answer
    x = 493,093.58

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1.5x scale

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.