Home / 1,010,290.10-1,515,107.10-336,256.70

Finding the Fourth Proportional to 1,010,290.10, 1,515,107.10 and 336,256.70

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Solution

The fourth proportional to 1,010,290.10, 1,515,107.10 and 336,256.70 is: 504,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,290.10 : 1,515,107.10 = 336,256.70 : x
  2. Step 2: Convert to fraction form
    1,010,290.10/1,515,107.10 = 336,256.70/x
  3. Step 3: Cross multiply
    1,010,290.10x = 1,515,107.10 × 336,256.70
  4. Step 4: Simplify right side
    1,010,290.10x = 509,464,913,592.57
  5. Step 5: Solve for x
    x = 509,464,913,592.57/1,010,290.10
  6. Step 6: Final answer
    x = 504,275.86

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Double scale
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1.5x scale

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.