Home / 715,176.69-1,072,647.10-235,410.75

Finding the Fourth Proportional to 715,176.69, 1,072,647.10 and 235,410.75

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Solution

The fourth proportional to 715,176.69, 1,072,647.10 and 235,410.75 is: 353,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,176.69 : 1,072,647.10 = 235,410.75 : x
  2. Step 2: Convert to fraction form
    715,176.69/1,072,647.10 = 235,410.75/x
  3. Step 3: Cross multiply
    715,176.69x = 1,072,647.10 × 235,410.75
  4. Step 4: Simplify right side
    715,176.69x = 252,512,658,590.59
  5. Step 5: Solve for x
    x = 252,512,658,590.59/715,176.69
  6. Step 6: Final answer
    x = 353,077.31

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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.