Home / 785,570.67-1,178,424.36-216,952.56

Finding the Fourth Proportional to 785,570.67, 1,178,424.36 and 216,952.56

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Solution

The fourth proportional to 785,570.67, 1,178,424.36 and 216,952.56 is: 325,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,570.67 : 1,178,424.36 = 216,952.56 : x
  2. Step 2: Convert to fraction form
    785,570.67/1,178,424.36 = 216,952.56/x
  3. Step 3: Cross multiply
    785,570.67x = 1,178,424.36 × 216,952.56
  4. Step 4: Simplify right side
    785,570.67x = 255,662,181,668.36
  5. Step 5: Solve for x
    x = 255,662,181,668.36/785,570.67
  6. Step 6: Final answer
    x = 325,447.72

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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.