Home / 829,000.30-1,243,500.45-731,022.70

Finding the Fourth Proportional to 829,000.30, 1,243,500.45 and 731,022.70

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Solution

The fourth proportional to 829,000.30, 1,243,500.45 and 731,022.70 is: 1,096,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,000.30 : 1,243,500.45 = 731,022.70 : x
  2. Step 2: Convert to fraction form
    829,000.30/1,243,500.45 = 731,022.70/x
  3. Step 3: Cross multiply
    829,000.30x = 1,243,500.45 × 731,022.70
  4. Step 4: Simplify right side
    829,000.30x = 909,027,056,410.22
  5. Step 5: Solve for x
    x = 909,027,056,410.22/829,000.30
  6. Step 6: Final answer
    x = 1,096,534.05

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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.