Home / 904,201.44-1,355,472.72-405,293.28

Finding the Fourth Proportional to 904,201.44, 1,355,472.72 and 405,293.28

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Solution

The fourth proportional to 904,201.44, 1,355,472.72 and 405,293.28 is: 607,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,201.44 : 1,355,472.72 = 405,293.28 : x
  2. Step 2: Convert to fraction form
    904,201.44/1,355,472.72 = 405,293.28/x
  3. Step 3: Cross multiply
    904,201.44x = 1,355,472.72 × 405,293.28
  4. Step 4: Simplify right side
    904,201.44x = 549,363,984,639.32
  5. Step 5: Solve for x
    x = 549,363,984,639.32/904,201.44
  6. Step 6: Final answer
    x = 607,568.14

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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.