Home / 629,723.34-869,276.91-426,050.53

Finding the Fourth Proportional to 629,723.34, 869,276.91 and 426,050.53

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Solution

The fourth proportional to 629,723.34, 869,276.91 and 426,050.53 is: 588,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,723.34 : 869,276.91 = 426,050.53 : x
  2. Step 2: Convert to fraction form
    629,723.34/869,276.91 = 426,050.53/x
  3. Step 3: Cross multiply
    629,723.34x = 869,276.91 × 426,050.53
  4. Step 4: Simplify right side
    629,723.34x = 370,355,892,536.44
  5. Step 5: Solve for x
    x = 370,355,892,536.44/629,723.34
  6. Step 6: Final answer
    x = 588,124.77

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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.