Home / 1,017,464.40-1,526,412.48-386,364.24

Finding the Fourth Proportional to 1,017,464.40, 1,526,412.48 and 386,364.24

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Solution

The fourth proportional to 1,017,464.40, 1,526,412.48 and 386,364.24 is: 579,628.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,464.40 : 1,526,412.48 = 386,364.24 : x
  2. Step 2: Convert to fraction form
    1,017,464.40/1,526,412.48 = 386,364.24/x
  3. Step 3: Cross multiply
    1,017,464.40x = 1,526,412.48 × 386,364.24
  4. Step 4: Simplify right side
    1,017,464.40x = 589,751,197,761.72
  5. Step 5: Solve for x
    x = 589,751,197,761.72/1,017,464.40
  6. Step 6: Final answer
    x = 579,628.34

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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.