Home / 302,935.60-454,403.40-201,896.20

Finding the Fourth Proportional to 302,935.60, 454,403.40 and 201,896.20

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Solution

The fourth proportional to 302,935.60, 454,403.40 and 201,896.20 is: 302,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,935.60 : 454,403.40 = 201,896.20 : x
  2. Step 2: Convert to fraction form
    302,935.60/454,403.40 = 201,896.20/x
  3. Step 3: Cross multiply
    302,935.60x = 454,403.40 × 201,896.20
  4. Step 4: Simplify right side
    302,935.60x = 91,742,319,727.08
  5. Step 5: Solve for x
    x = 91,742,319,727.08/302,935.60
  6. Step 6: Final answer
    x = 302,844.30

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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.