Home / 302,548.06-453,716.28-89,259.34

Finding the Fourth Proportional to 302,548.06, 453,716.28 and 89,259.34

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Solution

The fourth proportional to 302,548.06, 453,716.28 and 89,259.34 is: 133,857.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,548.06 : 453,716.28 = 89,259.34 : x
  2. Step 2: Convert to fraction form
    302,548.06/453,716.28 = 89,259.34/x
  3. Step 3: Cross multiply
    302,548.06x = 453,716.28 × 89,259.34
  4. Step 4: Simplify right side
    302,548.06x = 40,498,415,700.06
  5. Step 5: Solve for x
    x = 40,498,415,700.06/302,548.06
  6. Step 6: Final answer
    x = 133,857.79

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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.