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Finding the Fourth Proportional to 590,160.80, 885,586.80 and 216,221.60

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Solution

The fourth proportional to 590,160.80, 885,586.80 and 216,221.60 is: 324,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,160.80 : 885,586.80 = 216,221.60 : x
  2. Step 2: Convert to fraction form
    590,160.80/885,586.80 = 216,221.60/x
  3. Step 3: Cross multiply
    590,160.80x = 885,586.80 × 216,221.60
  4. Step 4: Simplify right side
    590,160.80x = 191,482,994,834.88
  5. Step 5: Solve for x
    x = 191,482,994,834.88/590,160.80
  6. Step 6: Final answer
    x = 324,459.02

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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.