Home / 730,786.95-1,096,155.81-257,460

Finding the Fourth Proportional to 730,786.95, 1,096,155.81 and 257,460

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Solution

The fourth proportional to 730,786.95, 1,096,155.81 and 257,460 is: 386,181.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,786.95 : 1,096,155.81 = 257,460 : x
  2. Step 2: Convert to fraction form
    730,786.95/1,096,155.81 = 257,460/x
  3. Step 3: Cross multiply
    730,786.95x = 1,096,155.81 × 257,460
  4. Step 4: Simplify right side
    730,786.95x = 282,216,274,842.60
  5. Step 5: Solve for x
    x = 282,216,274,842.60/730,786.95
  6. Step 6: Final answer
    x = 386,181.33

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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.