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Finding the Fourth Proportional to 476,187.39, 714,237.35 and 160,647.03

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Solution

The fourth proportional to 476,187.39, 714,237.35 and 160,647.03 is: 240,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,187.39 : 714,237.35 = 160,647.03 : x
  2. Step 2: Convert to fraction form
    476,187.39/714,237.35 = 160,647.03/x
  3. Step 3: Cross multiply
    476,187.39x = 714,237.35 × 160,647.03
  4. Step 4: Simplify right side
    476,187.39x = 114,740,108,189.34
  5. Step 5: Solve for x
    x = 114,740,108,189.34/476,187.39
  6. Step 6: Final answer
    x = 240,955.79

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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.