Home / 793,279.28-1,189,666.68-260,677.04

Finding the Fourth Proportional to 793,279.28, 1,189,666.68 and 260,677.04

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Solution

The fourth proportional to 793,279.28, 1,189,666.68 and 260,677.04 is: 390,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,279.28 : 1,189,666.68 = 260,677.04 : x
  2. Step 2: Convert to fraction form
    793,279.28/1,189,666.68 = 260,677.04/x
  3. Step 3: Cross multiply
    793,279.28x = 1,189,666.68 × 260,677.04
  4. Step 4: Simplify right side
    793,279.28x = 310,118,788,729.03
  5. Step 5: Solve for x
    x = 310,118,788,729.03/793,279.28
  6. Step 6: Final answer
    x = 390,932.67

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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.