Home / 733,419.56-1,012,122.64-427,707.95

Finding the Fourth Proportional to 733,419.56, 1,012,122.64 and 427,707.95

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Solution

The fourth proportional to 733,419.56, 1,012,122.64 and 427,707.95 is: 590,239.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,419.56 : 1,012,122.64 = 427,707.95 : x
  2. Step 2: Convert to fraction form
    733,419.56/1,012,122.64 = 427,707.95/x
  3. Step 3: Cross multiply
    733,419.56x = 1,012,122.64 × 427,707.95
  4. Step 4: Simplify right side
    733,419.56x = 432,892,894,977.01
  5. Step 5: Solve for x
    x = 432,892,894,977.01/733,419.56
  6. Step 6: Final answer
    x = 590,239.09

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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.