Home / 828,922.48-1,143,866.10-466,361.62

Finding the Fourth Proportional to 828,922.48, 1,143,866.10 and 466,361.62

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Solution

The fourth proportional to 828,922.48, 1,143,866.10 and 466,361.62 is: 643,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,922.48 : 1,143,866.10 = 466,361.62 : x
  2. Step 2: Convert to fraction form
    828,922.48/1,143,866.10 = 466,361.62/x
  3. Step 3: Cross multiply
    828,922.48x = 1,143,866.10 × 466,361.62
  4. Step 4: Simplify right side
    828,922.48x = 533,455,247,459.08
  5. Step 5: Solve for x
    x = 533,455,247,459.08/828,922.48
  6. Step 6: Final answer
    x = 643,552.64

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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.