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Finding the Fourth Proportional to 555,971.52, 767,233.85 and 301,317.24

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Solution

The fourth proportional to 555,971.52, 767,233.85 and 301,317.24 is: 415,814.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,971.52 : 767,233.85 = 301,317.24 : x
  2. Step 2: Convert to fraction form
    555,971.52/767,233.85 = 301,317.24/x
  3. Step 3: Cross multiply
    555,971.52x = 767,233.85 × 301,317.24
  4. Step 4: Simplify right side
    555,971.52x = 231,180,784,609.99
  5. Step 5: Solve for x
    x = 231,180,784,609.99/555,971.52
  6. Step 6: Final answer
    x = 415,814.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.