Home / 857,549.16-1,183,388.04-475,611.48

Finding the Fourth Proportional to 857,549.16, 1,183,388.04 and 475,611.48

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Solution

The fourth proportional to 857,549.16, 1,183,388.04 and 475,611.48 is: 656,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,549.16 : 1,183,388.04 = 475,611.48 : x
  2. Step 2: Convert to fraction form
    857,549.16/1,183,388.04 = 475,611.48/x
  3. Step 3: Cross multiply
    857,549.16x = 1,183,388.04 × 475,611.48
  4. Step 4: Simplify right side
    857,549.16x = 562,832,937,118.70
  5. Step 5: Solve for x
    x = 562,832,937,118.70/857,549.16
  6. Step 6: Final answer
    x = 656,327.31

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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.