Home / 837,474.30-1,255,822.65-363,915.90

Finding the Fourth Proportional to 837,474.30, 1,255,822.65 and 363,915.90

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Solution

The fourth proportional to 837,474.30, 1,255,822.65 and 363,915.90 is: 545,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,474.30 : 1,255,822.65 = 363,915.90 : x
  2. Step 2: Convert to fraction form
    837,474.30/1,255,822.65 = 363,915.90/x
  3. Step 3: Cross multiply
    837,474.30x = 1,255,822.65 × 363,915.90
  4. Step 4: Simplify right side
    837,474.30x = 457,013,829,915.14
  5. Step 5: Solve for x
    x = 457,013,829,915.14/837,474.30
  6. Step 6: Final answer
    x = 545,704.90

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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.