Home / 875,882.56-1,208,759.36-493,901.16

Finding the Fourth Proportional to 875,882.56, 1,208,759.36 and 493,901.16

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Solution

The fourth proportional to 875,882.56, 1,208,759.36 and 493,901.16 is: 681,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,882.56 : 1,208,759.36 = 493,901.16 : x
  2. Step 2: Convert to fraction form
    875,882.56/1,208,759.36 = 493,901.16/x
  3. Step 3: Cross multiply
    875,882.56x = 1,208,759.36 × 493,901.16
  4. Step 4: Simplify right side
    875,882.56x = 597,007,650,064.86
  5. Step 5: Solve for x
    x = 597,007,650,064.86/875,882.56
  6. Step 6: Final answer
    x = 681,606.96

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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.