Home / 467,946.08-645,765.58-253,086.16

Finding the Fourth Proportional to 467,946.08, 645,765.58 and 253,086.16

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Solution

The fourth proportional to 467,946.08, 645,765.58 and 253,086.16 is: 349,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,946.08 : 645,765.58 = 253,086.16 : x
  2. Step 2: Convert to fraction form
    467,946.08/645,765.58 = 253,086.16/x
  3. Step 3: Cross multiply
    467,946.08x = 645,765.58 × 253,086.16
  4. Step 4: Simplify right side
    467,946.08x = 163,434,330,902.37
  5. Step 5: Solve for x
    x = 163,434,330,902.37/467,946.08
  6. Step 6: Final answer
    x = 349,258.90

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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.