Home / 581,518.65-802,378.04-339,754.44

Finding the Fourth Proportional to 581,518.65, 802,378.04 and 339,754.44

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Solution

The fourth proportional to 581,518.65, 802,378.04 and 339,754.44 is: 468,792.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,518.65 : 802,378.04 = 339,754.44 : x
  2. Step 2: Convert to fraction form
    581,518.65/802,378.04 = 339,754.44/x
  3. Step 3: Cross multiply
    581,518.65x = 802,378.04 × 339,754.44
  4. Step 4: Simplify right side
    581,518.65x = 272,611,499,949.73
  5. Step 5: Solve for x
    x = 272,611,499,949.73/581,518.65
  6. Step 6: Final answer
    x = 468,792.36

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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.