Home / 875,507.41-1,208,218.69-493,534.20

Finding the Fourth Proportional to 875,507.41, 1,208,218.69 and 493,534.20

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Solution

The fourth proportional to 875,507.41, 1,208,218.69 and 493,534.20 is: 681,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,507.41 : 1,208,218.69 = 493,534.20 : x
  2. Step 2: Convert to fraction form
    875,507.41/1,208,218.69 = 493,534.20/x
  3. Step 3: Cross multiply
    875,507.41x = 1,208,218.69 × 493,534.20
  4. Step 4: Simplify right side
    875,507.41x = 596,297,236,771.46
  5. Step 5: Solve for x
    x = 596,297,236,771.46/875,507.41
  6. Step 6: Final answer
    x = 681,087.59

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Double scale
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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.