Home / 758,130.27-1,136,815.08-252,513.51

Finding the Fourth Proportional to 758,130.27, 1,136,815.08 and 252,513.51

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Solution

The fourth proportional to 758,130.27, 1,136,815.08 and 252,513.51 is: 378,643.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,130.27 : 1,136,815.08 = 252,513.51 : x
  2. Step 2: Convert to fraction form
    758,130.27/1,136,815.08 = 252,513.51/x
  3. Step 3: Cross multiply
    758,130.27x = 1,136,815.08 × 252,513.51
  4. Step 4: Simplify right side
    758,130.27x = 287,061,166,071.73
  5. Step 5: Solve for x
    x = 287,061,166,071.73/758,130.27
  6. Step 6: Final answer
    x = 378,643.59

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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.