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Finding the Fourth Proportional to 359,611.16, 539,510.15 and 295,674.68

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Solution

The fourth proportional to 359,611.16, 539,510.15 and 295,674.68 is: 443,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,611.16 : 539,510.15 = 295,674.68 : x
  2. Step 2: Convert to fraction form
    359,611.16/539,510.15 = 295,674.68/x
  3. Step 3: Cross multiply
    359,611.16x = 539,510.15 × 295,674.68
  4. Step 4: Simplify right side
    359,611.16x = 159,519,493,045.96
  5. Step 5: Solve for x
    x = 159,519,493,045.96/359,611.16
  6. Step 6: Final answer
    x = 443,588.83

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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.