Home / 1,131,347.72-1,697,021.75-332,636.19

Finding the Fourth Proportional to 1,131,347.72, 1,697,021.75 and 332,636.19

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Solution

The fourth proportional to 1,131,347.72, 1,697,021.75 and 332,636.19 is: 498,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,347.72 : 1,697,021.75 = 332,636.19 : x
  2. Step 2: Convert to fraction form
    1,131,347.72/1,697,021.75 = 332,636.19/x
  3. Step 3: Cross multiply
    1,131,347.72x = 1,697,021.75 × 332,636.19
  4. Step 4: Simplify right side
    1,131,347.72x = 564,490,849,267.13
  5. Step 5: Solve for x
    x = 564,490,849,267.13/1,131,347.72
  6. Step 6: Final answer
    x = 498,954.33

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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.