Home / 1,150,328.62-1,588,298.52-742,668.58

Finding the Fourth Proportional to 1,150,328.62, 1,588,298.52 and 742,668.58

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Solution

The fourth proportional to 1,150,328.62, 1,588,298.52 and 742,668.58 is: 1,025,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,328.62 : 1,588,298.52 = 742,668.58 : x
  2. Step 2: Convert to fraction form
    1,150,328.62/1,588,298.52 = 742,668.58/x
  3. Step 3: Cross multiply
    1,150,328.62x = 1,588,298.52 × 742,668.58
  4. Step 4: Simplify right side
    1,150,328.62x = 1,179,579,406,464.50
  5. Step 5: Solve for x
    x = 1,179,579,406,464.50/1,150,328.62
  6. Step 6: Final answer
    x = 1,025,428.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.