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Finding the Fourth Proportional to 335,706.99, 503,609.67 and 99,018.87

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Solution

The fourth proportional to 335,706.99, 503,609.67 and 99,018.87 is: 148,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,706.99 : 503,609.67 = 99,018.87 : x
  2. Step 2: Convert to fraction form
    335,706.99/503,609.67 = 99,018.87/x
  3. Step 3: Cross multiply
    335,706.99x = 503,609.67 × 99,018.87
  4. Step 4: Simplify right side
    335,706.99x = 49,866,860,444.47
  5. Step 5: Solve for x
    x = 49,866,860,444.47/335,706.99
  6. Step 6: Final answer
    x = 148,542.81

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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.