Home / 791,835.84-1,092,686.40-469,576.32

Finding the Fourth Proportional to 791,835.84, 1,092,686.40 and 469,576.32

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Solution

The fourth proportional to 791,835.84, 1,092,686.40 and 469,576.32 is: 647,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,835.84 : 1,092,686.40 = 469,576.32 : x
  2. Step 2: Convert to fraction form
    791,835.84/1,092,686.40 = 469,576.32/x
  3. Step 3: Cross multiply
    791,835.84x = 1,092,686.40 × 469,576.32
  4. Step 4: Simplify right side
    791,835.84x = 513,099,658,626.05
  5. Step 5: Solve for x
    x = 513,099,658,626.05/791,835.84
  6. Step 6: Final answer
    x = 647,987.41

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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.