Home / 764,639.79-1,146,885.48-232,165.43

Finding the Fourth Proportional to 764,639.79, 1,146,885.48 and 232,165.43

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Solution

The fourth proportional to 764,639.79, 1,146,885.48 and 232,165.43 is: 348,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,639.79 : 1,146,885.48 = 232,165.43 : x
  2. Step 2: Convert to fraction form
    764,639.79/1,146,885.48 = 232,165.43/x
  3. Step 3: Cross multiply
    764,639.79x = 1,146,885.48 × 232,165.43
  4. Step 4: Simplify right side
    764,639.79x = 266,267,163,492.17
  5. Step 5: Solve for x
    x = 266,267,163,492.17/764,639.79
  6. Step 6: Final answer
    x = 348,225.62

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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.