Home / 927,050.94-1,390,358.25-522,419.58

Finding the Fourth Proportional to 927,050.94, 1,390,358.25 and 522,419.58

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Solution

The fourth proportional to 927,050.94, 1,390,358.25 and 522,419.58 is: 783,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,050.94 : 1,390,358.25 = 522,419.58 : x
  2. Step 2: Convert to fraction form
    927,050.94/1,390,358.25 = 522,419.58/x
  3. Step 3: Cross multiply
    927,050.94x = 1,390,358.25 × 522,419.58
  4. Step 4: Simplify right side
    927,050.94x = 726,350,373,014.54
  5. Step 5: Solve for x
    x = 726,350,373,014.54/927,050.94
  6. Step 6: Final answer
    x = 783,506.43

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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.