Home / 763,903.20-1,146,234.96-578,054.88

Finding the Fourth Proportional to 763,903.20, 1,146,234.96 and 578,054.88

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Solution

The fourth proportional to 763,903.20, 1,146,234.96 and 578,054.88 is: 867,369.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,903.20 : 1,146,234.96 = 578,054.88 : x
  2. Step 2: Convert to fraction form
    763,903.20/1,146,234.96 = 578,054.88/x
  3. Step 3: Cross multiply
    763,903.20x = 1,146,234.96 × 578,054.88
  4. Step 4: Simplify right side
    763,903.20x = 662,586,712,254.61
  5. Step 5: Solve for x
    x = 662,586,712,254.61/763,903.20
  6. Step 6: Final answer
    x = 867,369.99

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