Home / 557,310.40-835,965.60-136,590.40

Finding the Fourth Proportional to 557,310.40, 835,965.60 and 136,590.40

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Solution

The fourth proportional to 557,310.40, 835,965.60 and 136,590.40 is: 204,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,310.40 : 835,965.60 = 136,590.40 : x
  2. Step 2: Convert to fraction form
    557,310.40/835,965.60 = 136,590.40/x
  3. Step 3: Cross multiply
    557,310.40x = 835,965.60 × 136,590.40
  4. Step 4: Simplify right side
    557,310.40x = 114,184,875,690.24
  5. Step 5: Solve for x
    x = 114,184,875,690.24/557,310.40
  6. Step 6: Final answer
    x = 204,885.60

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Similar ratio
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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.