Home / 957,103.12-1,320,795.48-527,373.04

Finding the Fourth Proportional to 957,103.12, 1,320,795.48 and 527,373.04

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Solution

The fourth proportional to 957,103.12, 1,320,795.48 and 527,373.04 is: 727,771.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,103.12 : 1,320,795.48 = 527,373.04 : x
  2. Step 2: Convert to fraction form
    957,103.12/1,320,795.48 = 527,373.04/x
  3. Step 3: Cross multiply
    957,103.12x = 1,320,795.48 × 527,373.04
  4. Step 4: Simplify right side
    957,103.12x = 696,551,927,505.86
  5. Step 5: Solve for x
    x = 696,551,927,505.86/957,103.12
  6. Step 6: Final answer
    x = 727,771.03

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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.