Home / 457,029.51-630,696.33-263,366.07

Finding the Fourth Proportional to 457,029.51, 630,696.33 and 263,366.07

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Solution

The fourth proportional to 457,029.51, 630,696.33 and 263,366.07 is: 363,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,029.51 : 630,696.33 = 263,366.07 : x
  2. Step 2: Convert to fraction form
    457,029.51/630,696.33 = 263,366.07/x
  3. Step 3: Cross multiply
    457,029.51x = 630,696.33 × 263,366.07
  4. Step 4: Simplify right side
    457,029.51x = 166,104,013,795.52
  5. Step 5: Solve for x
    x = 166,104,013,795.52/457,029.51
  6. Step 6: Final answer
    x = 363,442.64

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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.