Home / 771,602.62-1,157,404.07-322,078.27

Finding the Fourth Proportional to 771,602.62, 1,157,404.07 and 322,078.27

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Solution

The fourth proportional to 771,602.62, 1,157,404.07 and 322,078.27 is: 483,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,602.62 : 1,157,404.07 = 322,078.27 : x
  2. Step 2: Convert to fraction form
    771,602.62/1,157,404.07 = 322,078.27/x
  3. Step 3: Cross multiply
    771,602.62x = 1,157,404.07 × 322,078.27
  4. Step 4: Simplify right side
    771,602.62x = 372,774,696,052.66
  5. Step 5: Solve for x
    x = 372,774,696,052.66/771,602.62
  6. Step 6: Final answer
    x = 483,117.46

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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.