Home / 716,922.77-989,237.61-410,942.84

Finding the Fourth Proportional to 716,922.77, 989,237.61 and 410,942.84

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Solution

The fourth proportional to 716,922.77, 989,237.61 and 410,942.84 is: 567,034.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,922.77 : 989,237.61 = 410,942.84 : x
  2. Step 2: Convert to fraction form
    716,922.77/989,237.61 = 410,942.84/x
  3. Step 3: Cross multiply
    716,922.77x = 989,237.61 × 410,942.84
  4. Step 4: Simplify right side
    716,922.77x = 406,520,107,942.02
  5. Step 5: Solve for x
    x = 406,520,107,942.02/716,922.77
  6. Step 6: Final answer
    x = 567,034.73

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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.