Home / 733,392.07-1,012,083.42-406,728.52

Finding the Fourth Proportional to 733,392.07, 1,012,083.42 and 406,728.52

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Solution

The fourth proportional to 733,392.07, 1,012,083.42 and 406,728.52 is: 561,286.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,392.07 : 1,012,083.42 = 406,728.52 : x
  2. Step 2: Convert to fraction form
    733,392.07/1,012,083.42 = 406,728.52/x
  3. Step 3: Cross multiply
    733,392.07x = 1,012,083.42 × 406,728.52
  4. Step 4: Simplify right side
    733,392.07x = 411,643,191,533.14
  5. Step 5: Solve for x
    x = 411,643,191,533.14/733,392.07
  6. Step 6: Final answer
    x = 561,286.67

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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.