Home / 715,277.75-1,072,702.53-235,416.93

Finding the Fourth Proportional to 715,277.75, 1,072,702.53 and 235,416.93

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Solution

The fourth proportional to 715,277.75, 1,072,702.53 and 235,416.93 is: 353,054.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,277.75 : 1,072,702.53 = 235,416.93 : x
  2. Step 2: Convert to fraction form
    715,277.75/1,072,702.53 = 235,416.93/x
  3. Step 3: Cross multiply
    715,277.75x = 1,072,702.53 × 235,416.93
  4. Step 4: Simplify right side
    715,277.75x = 252,532,336,415.83
  5. Step 5: Solve for x
    x = 252,532,336,415.83/715,277.75
  6. Step 6: Final answer
    x = 353,054.93

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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.