Home / 476,839.58-715,259.72-121,853.94

Finding the Fourth Proportional to 476,839.58, 715,259.72 and 121,853.94

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Solution

The fourth proportional to 476,839.58, 715,259.72 and 121,853.94 is: 182,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,839.58 : 715,259.72 = 121,853.94 : x
  2. Step 2: Convert to fraction form
    476,839.58/715,259.72 = 121,853.94/x
  3. Step 3: Cross multiply
    476,839.58x = 715,259.72 × 121,853.94
  4. Step 4: Simplify right side
    476,839.58x = 87,157,217,977.28
  5. Step 5: Solve for x
    x = 87,157,217,977.28/476,839.58
  6. Step 6: Final answer
    x = 182,781.00

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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.