Home / 302,263.47-453,344.18-99,796.95

Finding the Fourth Proportional to 302,263.47, 453,344.18 and 99,796.95

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Solution

The fourth proportional to 302,263.47, 453,344.18 and 99,796.95 is: 149,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,263.47 : 453,344.18 = 99,796.95 : x
  2. Step 2: Convert to fraction form
    302,263.47/453,344.18 = 99,796.95/x
  3. Step 3: Cross multiply
    302,263.47x = 453,344.18 × 99,796.95
  4. Step 4: Simplify right side
    302,263.47x = 45,242,365,965.27
  5. Step 5: Solve for x
    x = 45,242,365,965.27/302,263.47
  6. Step 6: Final answer
    x = 149,678.58

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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.