Home / 877,500-1,315,982.64-456,546.24

Finding the Fourth Proportional to 877,500, 1,315,982.64 and 456,546.24

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Solution

The fourth proportional to 877,500, 1,315,982.64 and 456,546.24 is: 684,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,500 : 1,315,982.64 = 456,546.24 : x
  2. Step 2: Convert to fraction form
    877,500/1,315,982.64 = 456,546.24/x
  3. Step 3: Cross multiply
    877,500x = 1,315,982.64 × 456,546.24
  4. Step 4: Simplify right side
    877,500x = 600,806,926,197.27
  5. Step 5: Solve for x
    x = 600,806,926,197.27/877,500
  6. Step 6: Final answer
    x = 684,680.26

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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.