Home / 683,229.23-1,025,465.75-363,649.40

Finding the Fourth Proportional to 683,229.23, 1,025,465.75 and 363,649.40

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Solution

The fourth proportional to 683,229.23, 1,025,465.75 and 363,649.40 is: 545,805.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,229.23 : 1,025,465.75 = 363,649.40 : x
  2. Step 2: Convert to fraction form
    683,229.23/1,025,465.75 = 363,649.40/x
  3. Step 3: Cross multiply
    683,229.23x = 1,025,465.75 × 363,649.40
  4. Step 4: Simplify right side
    683,229.23x = 372,909,997,762.47
  5. Step 5: Solve for x
    x = 372,909,997,762.47/683,229.23
  6. Step 6: Final answer
    x = 545,805.10

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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.