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Finding the Fourth Proportional to 360,023.40, 540,035.10 and 333,779.40

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Solution

The fourth proportional to 360,023.40, 540,035.10 and 333,779.40 is: 500,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,023.40 : 540,035.10 = 333,779.40 : x
  2. Step 2: Convert to fraction form
    360,023.40/540,035.10 = 333,779.40/x
  3. Step 3: Cross multiply
    360,023.40x = 540,035.10 × 333,779.40
  4. Step 4: Simplify right side
    360,023.40x = 180,252,591,656.94
  5. Step 5: Solve for x
    x = 180,252,591,656.94/360,023.40
  6. Step 6: Final answer
    x = 500,669.10

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Similar ratio
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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.