Home / 1,010,590.03-1,515,376.56-336,430.87

Finding the Fourth Proportional to 1,010,590.03, 1,515,376.56 and 336,430.87

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Solution

The fourth proportional to 1,010,590.03, 1,515,376.56 and 336,430.87 is: 504,477.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,590.03 : 1,515,376.56 = 336,430.87 : x
  2. Step 2: Convert to fraction form
    1,010,590.03/1,515,376.56 = 336,430.87/x
  3. Step 3: Cross multiply
    1,010,590.03x = 1,515,376.56 × 336,430.87
  4. Step 4: Simplify right side
    1,010,590.03x = 509,819,454,458.41
  5. Step 5: Solve for x
    x = 509,819,454,458.41/1,010,590.03
  6. Step 6: Final answer
    x = 504,477.03

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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.