Home / 798,126.72-1,101,438.20-435,573.86

Finding the Fourth Proportional to 798,126.72, 1,101,438.20 and 435,573.86

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Solution

The fourth proportional to 798,126.72, 1,101,438.20 and 435,573.86 is: 601,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,126.72 : 1,101,438.20 = 435,573.86 : x
  2. Step 2: Convert to fraction form
    798,126.72/1,101,438.20 = 435,573.86/x
  3. Step 3: Cross multiply
    798,126.72x = 1,101,438.20 × 435,573.86
  4. Step 4: Simplify right side
    798,126.72x = 479,757,683,907.20
  5. Step 5: Solve for x
    x = 479,757,683,907.20/798,126.72
  6. Step 6: Final answer
    x = 601,104.65

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1.5x scale

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.