Home / 867,277.32-1,300,361.01-417,101.59

Finding the Fourth Proportional to 867,277.32, 1,300,361.01 and 417,101.59

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Solution

The fourth proportional to 867,277.32, 1,300,361.01 and 417,101.59 is: 625,385.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,277.32 : 1,300,361.01 = 417,101.59 : x
  2. Step 2: Convert to fraction form
    867,277.32/1,300,361.01 = 417,101.59/x
  3. Step 3: Cross multiply
    867,277.32x = 1,300,361.01 × 417,101.59
  4. Step 4: Simplify right side
    867,277.32x = 542,382,644,845.01
  5. Step 5: Solve for x
    x = 542,382,644,845.01/867,277.32
  6. Step 6: Final answer
    x = 625,385.48

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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.