Home / 585,501.46-807,981.50-330,847.18

Finding the Fourth Proportional to 585,501.46, 807,981.50 and 330,847.18

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Solution

The fourth proportional to 585,501.46, 807,981.50 and 330,847.18 is: 456,563.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,501.46 : 807,981.50 = 330,847.18 : x
  2. Step 2: Convert to fraction form
    585,501.46/807,981.50 = 330,847.18/x
  3. Step 3: Cross multiply
    585,501.46x = 807,981.50 × 330,847.18
  4. Step 4: Simplify right side
    585,501.46x = 267,318,400,767.17
  5. Step 5: Solve for x
    x = 267,318,400,767.17/585,501.46
  6. Step 6: Final answer
    x = 456,563.17

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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.