Home / 798,941.22-1,197,047.79-439,413

Finding the Fourth Proportional to 798,941.22, 1,197,047.79 and 439,413

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Solution

The fourth proportional to 798,941.22, 1,197,047.79 and 439,413 is: 658,369.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,941.22 : 1,197,047.79 = 439,413 : x
  2. Step 2: Convert to fraction form
    798,941.22/1,197,047.79 = 439,413/x
  3. Step 3: Cross multiply
    798,941.22x = 1,197,047.79 × 439,413
  4. Step 4: Simplify right side
    798,941.22x = 525,998,360,547.27
  5. Step 5: Solve for x
    x = 525,998,360,547.27/798,941.22
  6. Step 6: Final answer
    x = 658,369.29

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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.