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Finding the Fourth Proportional to 650,821.80, 975,195.90 and 482,860.20

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Solution

The fourth proportional to 650,821.80, 975,195.90 and 482,860.20 is: 723,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,821.80 : 975,195.90 = 482,860.20 : x
  2. Step 2: Convert to fraction form
    650,821.80/975,195.90 = 482,860.20/x
  3. Step 3: Cross multiply
    650,821.80x = 975,195.90 × 482,860.20
  4. Step 4: Simplify right side
    650,821.80x = 470,883,287,313.18
  5. Step 5: Solve for x
    x = 470,883,287,313.18/650,821.80
  6. Step 6: Final answer
    x = 723,521.07

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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.