Home / 459,071.72-633,249.06-323,302.76

Finding the Fourth Proportional to 459,071.72, 633,249.06 and 323,302.76

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Solution

The fourth proportional to 459,071.72, 633,249.06 and 323,302.76 is: 445,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,071.72 : 633,249.06 = 323,302.76 : x
  2. Step 2: Convert to fraction form
    459,071.72/633,249.06 = 323,302.76/x
  3. Step 3: Cross multiply
    459,071.72x = 633,249.06 × 323,302.76
  4. Step 4: Simplify right side
    459,071.72x = 204,731,168,865.41
  5. Step 5: Solve for x
    x = 204,731,168,865.41/459,071.72
  6. Step 6: Final answer
    x = 445,967.72

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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.