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Finding the Fourth Proportional to 373,813.92, 560,146.59 and 253,714.68

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Solution

The fourth proportional to 373,813.92, 560,146.59 and 253,714.68 is: 380,182.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,813.92 : 560,146.59 = 253,714.68 : x
  2. Step 2: Convert to fraction form
    373,813.92/560,146.59 = 253,714.68/x
  3. Step 3: Cross multiply
    373,813.92x = 560,146.59 × 253,714.68
  4. Step 4: Simplify right side
    373,813.92x = 142,117,412,834.94
  5. Step 5: Solve for x
    x = 142,117,412,834.94/373,813.92
  6. Step 6: Final answer
    x = 380,182.24

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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.