Home / 345,847.60-518,620.74-183,706.17

Finding the Fourth Proportional to 345,847.60, 518,620.74 and 183,706.17

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Solution

The fourth proportional to 345,847.60, 518,620.74 and 183,706.17 is: 275,479.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,847.60 : 518,620.74 = 183,706.17 : x
  2. Step 2: Convert to fraction form
    345,847.60/518,620.74 = 183,706.17/x
  3. Step 3: Cross multiply
    345,847.60x = 518,620.74 × 183,706.17
  4. Step 4: Simplify right side
    345,847.60x = 95,273,829,492.45
  5. Step 5: Solve for x
    x = 95,273,829,492.45/345,847.60
  6. Step 6: Final answer
    x = 275,479.22

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1.5x scale

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.