Home / 832,455.25-1,148,788.25-450,482.04

Finding the Fourth Proportional to 832,455.25, 1,148,788.25 and 450,482.04

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Solution

The fourth proportional to 832,455.25, 1,148,788.25 and 450,482.04 is: 621,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,455.25 : 1,148,788.25 = 450,482.04 : x
  2. Step 2: Convert to fraction form
    832,455.25/1,148,788.25 = 450,482.04/x
  3. Step 3: Cross multiply
    832,455.25x = 1,148,788.25 × 450,482.04
  4. Step 4: Simplify right side
    832,455.25x = 517,508,474,388.03
  5. Step 5: Solve for x
    x = 517,508,474,388.03/832,455.25
  6. Step 6: Final answer
    x = 621,665.22

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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.