Home / 1,131,089.12-1,696,645.29-332,384.84

Finding the Fourth Proportional to 1,131,089.12, 1,696,645.29 and 332,384.84

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Solution

The fourth proportional to 1,131,089.12, 1,696,645.29 and 332,384.84 is: 498,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,089.12 : 1,696,645.29 = 332,384.84 : x
  2. Step 2: Convert to fraction form
    1,131,089.12/1,696,645.29 = 332,384.84/x
  3. Step 3: Cross multiply
    1,131,089.12x = 1,696,645.29 × 332,384.84
  4. Step 4: Simplify right side
    1,131,089.12x = 563,939,173,253.40
  5. Step 5: Solve for x
    x = 563,939,173,253.40/1,131,089.12
  6. Step 6: Final answer
    x = 498,580.67

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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.