Home / 914,646.74-1,372,041.18-274,900.64

Finding the Fourth Proportional to 914,646.74, 1,372,041.18 and 274,900.64

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Solution

The fourth proportional to 914,646.74, 1,372,041.18 and 274,900.64 is: 412,372.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,646.74 : 1,372,041.18 = 274,900.64 : x
  2. Step 2: Convert to fraction form
    914,646.74/1,372,041.18 = 274,900.64/x
  3. Step 3: Cross multiply
    914,646.74x = 1,372,041.18 × 274,900.64
  4. Step 4: Simplify right side
    914,646.74x = 377,174,991,628.15
  5. Step 5: Solve for x
    x = 377,174,991,628.15/914,646.74
  6. Step 6: Final answer
    x = 412,372.32

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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.