Home / 788,390.16-1,181,609.54-560,322.27

Finding the Fourth Proportional to 788,390.16, 1,181,609.54 and 560,322.27

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Solution

The fourth proportional to 788,390.16, 1,181,609.54 and 560,322.27 is: 839,789.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,390.16 : 1,181,609.54 = 560,322.27 : x
  2. Step 2: Convert to fraction form
    788,390.16/1,181,609.54 = 560,322.27/x
  3. Step 3: Cross multiply
    788,390.16x = 1,181,609.54 × 560,322.27
  4. Step 4: Simplify right side
    788,390.16x = 662,082,136,904.85
  5. Step 5: Solve for x
    x = 662,082,136,904.85/788,390.16
  6. Step 6: Final answer
    x = 839,789.95

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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.