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Finding the Fourth Proportional to 456,893.25, 630,425.19 and 295,725.93

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Solution

The fourth proportional to 456,893.25, 630,425.19 and 295,725.93 is: 408,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,893.25 : 630,425.19 = 295,725.93 : x
  2. Step 2: Convert to fraction form
    456,893.25/630,425.19 = 295,725.93/x
  3. Step 3: Cross multiply
    456,893.25x = 630,425.19 × 295,725.93
  4. Step 4: Simplify right side
    456,893.25x = 186,433,075,608.18
  5. Step 5: Solve for x
    x = 186,433,075,608.18/456,893.25
  6. Step 6: Final answer
    x = 408,045.15

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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.