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Finding the Fourth Proportional to 446,531.58, 616,211.13 and 242,580.90

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Solution

The fourth proportional to 446,531.58, 616,211.13 and 242,580.90 is: 334,760.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,531.58 : 616,211.13 = 242,580.90 : x
  2. Step 2: Convert to fraction form
    446,531.58/616,211.13 = 242,580.90/x
  3. Step 3: Cross multiply
    446,531.58x = 616,211.13 × 242,580.90
  4. Step 4: Simplify right side
    446,531.58x = 149,481,050,505.42
  5. Step 5: Solve for x
    x = 149,481,050,505.42/446,531.58
  6. Step 6: Final answer
    x = 334,760.31

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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.