Home / 541,975.64-747,625.05-426,830.09

Finding the Fourth Proportional to 541,975.64, 747,625.05 and 426,830.09

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Solution

The fourth proportional to 541,975.64, 747,625.05 and 426,830.09 is: 588,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,975.64 : 747,625.05 = 426,830.09 : x
  2. Step 2: Convert to fraction form
    541,975.64/747,625.05 = 426,830.09/x
  3. Step 3: Cross multiply
    541,975.64x = 747,625.05 × 426,830.09
  4. Step 4: Simplify right side
    541,975.64x = 319,108,863,639.63
  5. Step 5: Solve for x
    x = 319,108,863,639.63/541,975.64
  6. Step 6: Final answer
    x = 588,788.21

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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.