Home / 1,130,950.33-1,696,424.42-289,500.73

Finding the Fourth Proportional to 1,130,950.33, 1,696,424.42 and 289,500.73

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Solution

The fourth proportional to 1,130,950.33, 1,696,424.42 and 289,500.73 is: 434,250.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,950.33 : 1,696,424.42 = 289,500.73 : x
  2. Step 2: Convert to fraction form
    1,130,950.33/1,696,424.42 = 289,500.73/x
  3. Step 3: Cross multiply
    1,130,950.33x = 1,696,424.42 × 289,500.73
  4. Step 4: Simplify right side
    1,130,950.33x = 491,116,106,532.32
  5. Step 5: Solve for x
    x = 491,116,106,532.32/1,130,950.33
  6. Step 6: Final answer
    x = 434,250.82

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Double scale
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Similar ratio
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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.