Home / 1,010,336.70-1,515,715.65-336,627.30

Finding the Fourth Proportional to 1,010,336.70, 1,515,715.65 and 336,627.30

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Solution

The fourth proportional to 1,010,336.70, 1,515,715.65 and 336,627.30 is: 505,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,336.70 : 1,515,715.65 = 336,627.30 : x
  2. Step 2: Convert to fraction form
    1,010,336.70/1,515,715.65 = 336,627.30/x
  3. Step 3: Cross multiply
    1,010,336.70x = 1,515,715.65 × 336,627.30
  4. Step 4: Simplify right side
    1,010,336.70x = 510,231,266,827.25
  5. Step 5: Solve for x
    x = 510,231,266,827.25/1,010,336.70
  6. Step 6: Final answer
    x = 505,011.12

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Double scale
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Similar ratio
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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.