Home / 718,245.80-1,077,368.70-629,672.30

Finding the Fourth Proportional to 718,245.80, 1,077,368.70 and 629,672.30

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Solution

The fourth proportional to 718,245.80, 1,077,368.70 and 629,672.30 is: 944,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,245.80 : 1,077,368.70 = 629,672.30 : x
  2. Step 2: Convert to fraction form
    718,245.80/1,077,368.70 = 629,672.30/x
  3. Step 3: Cross multiply
    718,245.80x = 1,077,368.70 × 629,672.30
  4. Step 4: Simplify right side
    718,245.80x = 678,389,227,277.01
  5. Step 5: Solve for x
    x = 678,389,227,277.01/718,245.80
  6. Step 6: Final answer
    x = 944,508.45

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Similar ratio
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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.