Home / 946,426.60-1,418,343.90-608,429.80

Finding the Fourth Proportional to 946,426.60, 1,418,343.90 and 608,429.80

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Solution

The fourth proportional to 946,426.60, 1,418,343.90 and 608,429.80 is: 911,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,426.60 : 1,418,343.90 = 608,429.80 : x
  2. Step 2: Convert to fraction form
    946,426.60/1,418,343.90 = 608,429.80/x
  3. Step 3: Cross multiply
    946,426.60x = 1,418,343.90 × 608,429.80
  4. Step 4: Simplify right side
    946,426.60x = 862,962,695,408.22
  5. Step 5: Solve for x
    x = 862,962,695,408.22/946,426.60
  6. Step 6: Final answer
    x = 911,811.54

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1.5x scale

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.