Home / 957,028.69-1,320,729.50-549,205.13

Finding the Fourth Proportional to 957,028.69, 1,320,729.50 and 549,205.13

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Solution

The fourth proportional to 957,028.69, 1,320,729.50 and 549,205.13 is: 757,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,028.69 : 1,320,729.50 = 549,205.13 : x
  2. Step 2: Convert to fraction form
    957,028.69/1,320,729.50 = 549,205.13/x
  3. Step 3: Cross multiply
    957,028.69x = 1,320,729.50 × 549,205.13
  4. Step 4: Simplify right side
    957,028.69x = 725,351,416,742.34
  5. Step 5: Solve for x
    x = 725,351,416,742.34/957,028.69
  6. Step 6: Final answer
    x = 757,920.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.