Home / 759,670.38-1,048,435.54-437,443.27

Finding the Fourth Proportional to 759,670.38, 1,048,435.54 and 437,443.27

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Solution

The fourth proportional to 759,670.38, 1,048,435.54 and 437,443.27 is: 603,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,670.38 : 1,048,435.54 = 437,443.27 : x
  2. Step 2: Convert to fraction form
    759,670.38/1,048,435.54 = 437,443.27/x
  3. Step 3: Cross multiply
    759,670.38x = 1,048,435.54 × 437,443.27
  4. Step 4: Simplify right side
    759,670.38x = 458,631,067,287.12
  5. Step 5: Solve for x
    x = 458,631,067,287.12/759,670.38
  6. Step 6: Final answer
    x = 603,723.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.