Home / 842,730.66-1,162,683.42-479,897.28

Finding the Fourth Proportional to 842,730.66, 1,162,683.42 and 479,897.28

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Solution

The fourth proportional to 842,730.66, 1,162,683.42 and 479,897.28 is: 662,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,730.66 : 1,162,683.42 = 479,897.28 : x
  2. Step 2: Convert to fraction form
    842,730.66/1,162,683.42 = 479,897.28/x
  3. Step 3: Cross multiply
    842,730.66x = 1,162,683.42 × 479,897.28
  4. Step 4: Simplify right side
    842,730.66x = 557,968,610,759.10
  5. Step 5: Solve for x
    x = 557,968,610,759.10/842,730.66
  6. Step 6: Final answer
    x = 662,096.01

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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.