Home / 1,010,587.52-1,515,372.81-336,428.37

Finding the Fourth Proportional to 1,010,587.52, 1,515,372.81 and 336,428.37

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Solution

The fourth proportional to 1,010,587.52, 1,515,372.81 and 336,428.37 is: 504,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,587.52 : 1,515,372.81 = 336,428.37 : x
  2. Step 2: Convert to fraction form
    1,010,587.52/1,515,372.81 = 336,428.37/x
  3. Step 3: Cross multiply
    1,010,587.52x = 1,515,372.81 × 336,428.37
  4. Step 4: Simplify right side
    1,010,587.52x = 509,814,403,149.01
  5. Step 5: Solve for x
    x = 509,814,403,149.01/1,010,587.52
  6. Step 6: Final answer
    x = 504,473.28

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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.