Home / 585,192.57-807,631.46-330,560.16

Finding the Fourth Proportional to 585,192.57, 807,631.46 and 330,560.16

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Solution

The fourth proportional to 585,192.57, 807,631.46 and 330,560.16 is: 456,210.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,192.57 : 807,631.46 = 330,560.16 : x
  2. Step 2: Convert to fraction form
    585,192.57/807,631.46 = 330,560.16/x
  3. Step 3: Cross multiply
    585,192.57x = 807,631.46 × 330,560.16
  4. Step 4: Simplify right side
    585,192.57x = 266,970,782,985.83
  5. Step 5: Solve for x
    x = 266,970,782,985.83/585,192.57
  6. Step 6: Final answer
    x = 456,210.14

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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.