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Finding the Fourth Proportional to 302,496.42, 453,245.40 and 175,780.97

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Solution

The fourth proportional to 302,496.42, 453,245.40 and 175,780.97 is: 263,381.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,496.42 : 453,245.40 = 175,780.97 : x
  2. Step 2: Convert to fraction form
    302,496.42/453,245.40 = 175,780.97/x
  3. Step 3: Cross multiply
    302,496.42x = 453,245.40 × 175,780.97
  4. Step 4: Simplify right side
    302,496.42x = 79,671,913,793.81
  5. Step 5: Solve for x
    x = 79,671,913,793.81/302,496.42
  6. Step 6: Final answer
    x = 263,381.34

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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.