Home / 1,168,136.96-1,752,219.36-458,499.20

Finding the Fourth Proportional to 1,168,136.96, 1,752,219.36 and 458,499.20

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Solution

The fourth proportional to 1,168,136.96, 1,752,219.36 and 458,499.20 is: 687,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,136.96 : 1,752,219.36 = 458,499.20 : x
  2. Step 2: Convert to fraction form
    1,168,136.96/1,752,219.36 = 458,499.20/x
  3. Step 3: Cross multiply
    1,168,136.96x = 1,752,219.36 × 458,499.20
  4. Step 4: Simplify right side
    1,168,136.96x = 803,391,174,784.51
  5. Step 5: Solve for x
    x = 803,391,174,784.51/1,168,136.96
  6. Step 6: Final answer
    x = 687,754.26

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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.