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Finding the Fourth Proportional to 609,084.16, 840,514.80 and 337,152.64

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Solution

The fourth proportional to 609,084.16, 840,514.80 and 337,152.64 is: 465,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,084.16 : 840,514.80 = 337,152.64 : x
  2. Step 2: Convert to fraction form
    609,084.16/840,514.80 = 337,152.64/x
  3. Step 3: Cross multiply
    609,084.16x = 840,514.80 × 337,152.64
  4. Step 4: Simplify right side
    609,084.16x = 283,381,783,779.07
  5. Step 5: Solve for x
    x = 283,381,783,779.07/609,084.16
  6. Step 6: Final answer
    x = 465,258.83

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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.