Home / 713,587.52-1,070,388.96-214,955.84

Finding the Fourth Proportional to 713,587.52, 1,070,388.96 and 214,955.84

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Solution

The fourth proportional to 713,587.52, 1,070,388.96 and 214,955.84 is: 322,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,587.52 : 1,070,388.96 = 214,955.84 : x
  2. Step 2: Convert to fraction form
    713,587.52/1,070,388.96 = 214,955.84/x
  3. Step 3: Cross multiply
    713,587.52x = 1,070,388.96 × 214,955.84
  4. Step 4: Simplify right side
    713,587.52x = 230,086,358,023.53
  5. Step 5: Solve for x
    x = 230,086,358,023.53/713,587.52
  6. Step 6: Final answer
    x = 322,436.07

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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.