Home / 1,010,665.02-1,515,490.41-336,508.86

Finding the Fourth Proportional to 1,010,665.02, 1,515,490.41 and 336,508.86

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Solution

The fourth proportional to 1,010,665.02, 1,515,490.41 and 336,508.86 is: 504,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,665.02 : 1,515,490.41 = 336,508.86 : x
  2. Step 2: Convert to fraction form
    1,010,665.02/1,515,490.41 = 336,508.86/x
  3. Step 3: Cross multiply
    1,010,665.02x = 1,515,490.41 × 336,508.86
  4. Step 4: Simplify right side
    1,010,665.02x = 509,975,950,210.03
  5. Step 5: Solve for x
    x = 509,975,950,210.03/1,010,665.02
  6. Step 6: Final answer
    x = 504,594.44

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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.