Home / 818,878.92-1,130,024.16-456,284.04

Finding the Fourth Proportional to 818,878.92, 1,130,024.16 and 456,284.04

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Solution

The fourth proportional to 818,878.92, 1,130,024.16 and 456,284.04 is: 629,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,878.92 : 1,130,024.16 = 456,284.04 : x
  2. Step 2: Convert to fraction form
    818,878.92/1,130,024.16 = 456,284.04/x
  3. Step 3: Cross multiply
    818,878.92x = 1,130,024.16 × 456,284.04
  4. Step 4: Simplify right side
    818,878.92x = 515,611,989,022.41
  5. Step 5: Solve for x
    x = 515,611,989,022.41/818,878.92
  6. Step 6: Final answer
    x = 629,655.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.