Home / 959,623.20-1,440,601.20-486,064.80

Finding the Fourth Proportional to 959,623.20, 1,440,601.20 and 486,064.80

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Solution

The fourth proportional to 959,623.20, 1,440,601.20 and 486,064.80 is: 729,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,623.20 : 1,440,601.20 = 486,064.80 : x
  2. Step 2: Convert to fraction form
    959,623.20/1,440,601.20 = 486,064.80/x
  3. Step 3: Cross multiply
    959,623.20x = 1,440,601.20 × 486,064.80
  4. Step 4: Simplify right side
    959,623.20x = 700,225,534,157.76
  5. Step 5: Solve for x
    x = 700,225,534,157.76/959,623.20
  6. Step 6: Final answer
    x = 729,688.00

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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.