Home / 757,285.31-1,135,681.31-251,710.52

Finding the Fourth Proportional to 757,285.31, 1,135,681.31 and 251,710.52

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Solution

The fourth proportional to 757,285.31, 1,135,681.31 and 251,710.52 is: 377,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,285.31 : 1,135,681.31 = 251,710.52 : x
  2. Step 2: Convert to fraction form
    757,285.31/1,135,681.31 = 251,710.52/x
  3. Step 3: Cross multiply
    757,285.31x = 1,135,681.31 × 251,710.52
  4. Step 4: Simplify right side
    757,285.31x = 285,862,937,808.73
  5. Step 5: Solve for x
    x = 285,862,937,808.73/757,285.31
  6. Step 6: Final answer
    x = 377,483.80

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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.