Home / 1,039,378.44-1,559,071.27-319,715.26

Finding the Fourth Proportional to 1,039,378.44, 1,559,071.27 and 319,715.26

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Solution

The fourth proportional to 1,039,378.44, 1,559,071.27 and 319,715.26 is: 479,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,378.44 : 1,559,071.27 = 319,715.26 : x
  2. Step 2: Convert to fraction form
    1,039,378.44/1,559,071.27 = 319,715.26/x
  3. Step 3: Cross multiply
    1,039,378.44x = 1,559,071.27 × 319,715.26
  4. Step 4: Simplify right side
    1,039,378.44x = 498,458,874,848.00
  5. Step 5: Solve for x
    x = 498,458,874,848.00/1,039,378.44
  6. Step 6: Final answer
    x = 479,574.00

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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.