Home / 1,191,318.66-1,786,962.48-292,768.32

Finding the Fourth Proportional to 1,191,318.66, 1,786,962.48 and 292,768.32

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Solution

The fourth proportional to 1,191,318.66, 1,786,962.48 and 292,768.32 is: 439,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,318.66 : 1,786,962.48 = 292,768.32 : x
  2. Step 2: Convert to fraction form
    1,191,318.66/1,786,962.48 = 292,768.32/x
  3. Step 3: Cross multiply
    1,191,318.66x = 1,786,962.48 × 292,768.32
  4. Step 4: Simplify right side
    1,191,318.66x = 523,166,003,172.63
  5. Step 5: Solve for x
    x = 523,166,003,172.63/1,191,318.66
  6. Step 6: Final answer
    x = 439,148.67

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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.