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Finding the Fourth Proportional to 572,450.36, 858,678.51 and 335,626.97

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Solution

The fourth proportional to 572,450.36, 858,678.51 and 335,626.97 is: 503,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,450.36 : 858,678.51 = 335,626.97 : x
  2. Step 2: Convert to fraction form
    572,450.36/858,678.51 = 335,626.97/x
  3. Step 3: Cross multiply
    572,450.36x = 858,678.51 × 335,626.97
  4. Step 4: Simplify right side
    572,450.36x = 288,195,666,515.42
  5. Step 5: Solve for x
    x = 288,195,666,515.42/572,450.36
  6. Step 6: Final answer
    x = 503,442.20

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1.5x scale

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.