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Finding the Fourth Proportional to 602,084.73, 830,876.50 and 330,157.24

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Solution

The fourth proportional to 602,084.73, 830,876.50 and 330,157.24 is: 455,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,084.73 : 830,876.50 = 330,157.24 : x
  2. Step 2: Convert to fraction form
    602,084.73/830,876.50 = 330,157.24/x
  3. Step 3: Cross multiply
    602,084.73x = 830,876.50 × 330,157.24
  4. Step 4: Simplify right side
    602,084.73x = 274,319,892,020.86
  5. Step 5: Solve for x
    x = 274,319,892,020.86/602,084.73
  6. Step 6: Final answer
    x = 455,616.76

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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.