Home / 434,228.47-651,383.99-134,712.31

Finding the Fourth Proportional to 434,228.47, 651,383.99 and 134,712.31

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Solution

The fourth proportional to 434,228.47, 651,383.99 and 134,712.31 is: 202,081.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,228.47 : 651,383.99 = 134,712.31 : x
  2. Step 2: Convert to fraction form
    434,228.47/651,383.99 = 134,712.31/x
  3. Step 3: Cross multiply
    434,228.47x = 651,383.99 × 134,712.31
  4. Step 4: Simplify right side
    434,228.47x = 87,749,441,316.36
  5. Step 5: Solve for x
    x = 87,749,441,316.36/434,228.47
  6. Step 6: Final answer
    x = 202,081.27

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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.