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Finding the Fourth Proportional to 360,006.20, 539,231.70 and 297,798.20

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Solution

The fourth proportional to 360,006.20, 539,231.70 and 297,798.20 is: 446,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,006.20 : 539,231.70 = 297,798.20 : x
  2. Step 2: Convert to fraction form
    360,006.20/539,231.70 = 297,798.20/x
  3. Step 3: Cross multiply
    360,006.20x = 539,231.70 × 297,798.20
  4. Step 4: Simplify right side
    360,006.20x = 160,582,229,642.94
  5. Step 5: Solve for x
    x = 160,582,229,642.94/360,006.20
  6. Step 6: Final answer
    x = 446,054.07

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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.