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Finding the Fourth Proportional to 564,482.76, 778,885.71 and 319,466.37

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Solution

The fourth proportional to 564,482.76, 778,885.71 and 319,466.37 is: 440,806.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,482.76 : 778,885.71 = 319,466.37 : x
  2. Step 2: Convert to fraction form
    564,482.76/778,885.71 = 319,466.37/x
  3. Step 3: Cross multiply
    564,482.76x = 778,885.71 × 319,466.37
  4. Step 4: Simplify right side
    564,482.76x = 248,827,787,322.81
  5. Step 5: Solve for x
    x = 248,827,787,322.81/564,482.76
  6. Step 6: Final answer
    x = 440,806.71

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