Home / 745,082.58-1,117,790.54-271,767.94

Finding the Fourth Proportional to 745,082.58, 1,117,790.54 and 271,767.94

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Solution

The fourth proportional to 745,082.58, 1,117,790.54 and 271,767.94 is: 407,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,082.58 : 1,117,790.54 = 271,767.94 : x
  2. Step 2: Convert to fraction form
    745,082.58/1,117,790.54 = 271,767.94/x
  3. Step 3: Cross multiply
    745,082.58x = 1,117,790.54 × 271,767.94
  4. Step 4: Simplify right side
    745,082.58x = 303,779,628,253.97
  5. Step 5: Solve for x
    x = 303,779,628,253.97/745,082.58
  6. Step 6: Final answer
    x = 407,712.70

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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.