Home / 1,445,489.04-2,168,578.08-498,868

Finding the Fourth Proportional to 1,445,489.04, 2,168,578.08 and 498,868

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Solution

The fourth proportional to 1,445,489.04, 2,168,578.08 and 498,868 is: 748,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,489.04 : 2,168,578.08 = 498,868 : x
  2. Step 2: Convert to fraction form
    1,445,489.04/2,168,578.08 = 498,868/x
  3. Step 3: Cross multiply
    1,445,489.04x = 2,168,578.08 × 498,868
  4. Step 4: Simplify right side
    1,445,489.04x = 1,081,834,209,613.44
  5. Step 5: Solve for x
    x = 1,081,834,209,613.44/1,445,489.04
  6. Step 6: Final answer
    x = 748,420.90

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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.