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Finding the Fourth Proportional to 560,706.75, 839,685.96 and 506,789.91

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Solution

The fourth proportional to 560,706.75, 839,685.96 and 506,789.91 is: 758,942.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,706.75 : 839,685.96 = 506,789.91 : x
  2. Step 2: Convert to fraction form
    560,706.75/839,685.96 = 506,789.91/x
  3. Step 3: Cross multiply
    560,706.75x = 839,685.96 × 506,789.91
  4. Step 4: Simplify right side
    560,706.75x = 425,544,372,096.66
  5. Step 5: Solve for x
    x = 425,544,372,096.66/560,706.75
  6. Step 6: Final answer
    x = 758,942.84

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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.