Home / 1,157,322.96-1,736,148.72-358,667.28

Finding the Fourth Proportional to 1,157,322.96, 1,736,148.72 and 358,667.28

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Solution

The fourth proportional to 1,157,322.96, 1,736,148.72 and 358,667.28 is: 538,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,322.96 : 1,736,148.72 = 358,667.28 : x
  2. Step 2: Convert to fraction form
    1,157,322.96/1,736,148.72 = 358,667.28/x
  3. Step 3: Cross multiply
    1,157,322.96x = 1,736,148.72 × 358,667.28
  4. Step 4: Simplify right side
    1,157,322.96x = 622,699,739,077.88
  5. Step 5: Solve for x
    x = 622,699,739,077.88/1,157,322.96
  6. Step 6: Final answer
    x = 538,051.83

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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.