Home / 785,570.56-1,178,354.26-216,950.20

Finding the Fourth Proportional to 785,570.56, 1,178,354.26 and 216,950.20

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Solution

The fourth proportional to 785,570.56, 1,178,354.26 and 216,950.20 is: 325,424.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,570.56 : 1,178,354.26 = 216,950.20 : x
  2. Step 2: Convert to fraction form
    785,570.56/1,178,354.26 = 216,950.20/x
  3. Step 3: Cross multiply
    785,570.56x = 1,178,354.26 × 216,950.20
  4. Step 4: Simplify right side
    785,570.56x = 255,644,192,377.85
  5. Step 5: Solve for x
    x = 255,644,192,377.85/785,570.56
  6. Step 6: Final answer
    x = 325,424.86

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Double scale
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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.