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Finding the Fourth Proportional to 555,720.77, 833,484.44 and 156,266.69

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Solution

The fourth proportional to 555,720.77, 833,484.44 and 156,266.69 is: 234,372.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,720.77 : 833,484.44 = 156,266.69 : x
  2. Step 2: Convert to fraction form
    555,720.77/833,484.44 = 156,266.69/x
  3. Step 3: Cross multiply
    555,720.77x = 833,484.44 × 156,266.69
  4. Step 4: Simplify right side
    555,720.77x = 130,245,853,823.97
  5. Step 5: Solve for x
    x = 130,245,853,823.97/555,720.77
  6. Step 6: Final answer
    x = 234,372.84

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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.