Home / 732,974.56-1,099,419.72-435,345.64

Finding the Fourth Proportional to 732,974.56, 1,099,419.72 and 435,345.64

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Solution

The fourth proportional to 732,974.56, 1,099,419.72 and 435,345.64 is: 652,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,974.56 : 1,099,419.72 = 435,345.64 : x
  2. Step 2: Convert to fraction form
    732,974.56/1,099,419.72 = 435,345.64/x
  3. Step 3: Cross multiply
    732,974.56x = 1,099,419.72 × 435,345.64
  4. Step 4: Simplify right side
    732,974.56x = 478,627,581,632.02
  5. Step 5: Solve for x
    x = 478,627,581,632.02/732,974.56
  6. Step 6: Final answer
    x = 652,993.44

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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.