Home / 436,798.20-655,354.98-152,530.66

Finding the Fourth Proportional to 436,798.20, 655,354.98 and 152,530.66

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Solution

The fourth proportional to 436,798.20, 655,354.98 and 152,530.66 is: 228,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,798.20 : 655,354.98 = 152,530.66 : x
  2. Step 2: Convert to fraction form
    436,798.20/655,354.98 = 152,530.66/x
  3. Step 3: Cross multiply
    436,798.20x = 655,354.98 × 152,530.66
  4. Step 4: Simplify right side
    436,798.20x = 99,961,727,633.69
  5. Step 5: Solve for x
    x = 99,961,727,633.69/436,798.20
  6. Step 6: Final answer
    x = 228,851.05

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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.