Home / 679,385.52-1,019,077.08-180,749.52

Finding the Fourth Proportional to 679,385.52, 1,019,077.08 and 180,749.52

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Solution

The fourth proportional to 679,385.52, 1,019,077.08 and 180,749.52 is: 271,123.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,385.52 : 1,019,077.08 = 180,749.52 : x
  2. Step 2: Convert to fraction form
    679,385.52/1,019,077.08 = 180,749.52/x
  3. Step 3: Cross multiply
    679,385.52x = 1,019,077.08 × 180,749.52
  4. Step 4: Simplify right side
    679,385.52x = 184,197,693,053.00
  5. Step 5: Solve for x
    x = 184,197,693,053.00/679,385.52
  6. Step 6: Final answer
    x = 271,123.96

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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.