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Finding the Fourth Proportional to 433,702.96, 598,877.48 and 272,609.89

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Solution

The fourth proportional to 433,702.96, 598,877.48 and 272,609.89 is: 376,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,702.96 : 598,877.48 = 272,609.89 : x
  2. Step 2: Convert to fraction form
    433,702.96/598,877.48 = 272,609.89/x
  3. Step 3: Cross multiply
    433,702.96x = 598,877.48 × 272,609.89
  4. Step 4: Simplify right side
    433,702.96x = 163,259,923,130.61
  5. Step 5: Solve for x
    x = 163,259,923,130.61/433,702.96
  6. Step 6: Final answer
    x = 376,432.58

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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.