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Finding the Fourth Proportional to 580,203.51, 870,566.33 and 313,651.95

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Solution

The fourth proportional to 580,203.51, 870,566.33 and 313,651.95 is: 470,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,203.51 : 870,566.33 = 313,651.95 : x
  2. Step 2: Convert to fraction form
    580,203.51/870,566.33 = 313,651.95/x
  3. Step 3: Cross multiply
    580,203.51x = 870,566.33 × 313,651.95
  4. Step 4: Simplify right side
    580,203.51x = 273,054,824,528.35
  5. Step 5: Solve for x
    x = 273,054,824,528.35/580,203.51
  6. Step 6: Final answer
    x = 470,619.05

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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.