Home / 750,856.35-1,036,207.62-411,324.60

Finding the Fourth Proportional to 750,856.35, 1,036,207.62 and 411,324.60

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Solution

The fourth proportional to 750,856.35, 1,036,207.62 and 411,324.60 is: 567,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,856.35 : 1,036,207.62 = 411,324.60 : x
  2. Step 2: Convert to fraction form
    750,856.35/1,036,207.62 = 411,324.60/x
  3. Step 3: Cross multiply
    750,856.35x = 1,036,207.62 × 411,324.60
  4. Step 4: Simplify right side
    750,856.35x = 426,217,684,813.45
  5. Step 5: Solve for x
    x = 426,217,684,813.45/750,856.35
  6. Step 6: Final answer
    x = 567,642.11

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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.