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Finding the Fourth Proportional to 332,685.30, 459,094.76 and 210,243.12

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Solution

The fourth proportional to 332,685.30, 459,094.76 and 210,243.12 is: 290,128.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,685.30 : 459,094.76 = 210,243.12 : x
  2. Step 2: Convert to fraction form
    332,685.30/459,094.76 = 210,243.12/x
  3. Step 3: Cross multiply
    332,685.30x = 459,094.76 × 210,243.12
  4. Step 4: Simplify right side
    332,685.30x = 96,521,512,733.64
  5. Step 5: Solve for x
    x = 96,521,512,733.64/332,685.30
  6. Step 6: Final answer
    x = 290,128.57

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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.