Home / 1,170,266.86-1,755,465.90-328,753

Finding the Fourth Proportional to 1,170,266.86, 1,755,465.90 and 328,753

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Solution

The fourth proportional to 1,170,266.86, 1,755,465.90 and 328,753 is: 493,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,266.86 : 1,755,465.90 = 328,753 : x
  2. Step 2: Convert to fraction form
    1,170,266.86/1,755,465.90 = 328,753/x
  3. Step 3: Cross multiply
    1,170,266.86x = 1,755,465.90 × 328,753
  4. Step 4: Simplify right side
    1,170,266.86x = 577,114,681,022.70
  5. Step 5: Solve for x
    x = 577,114,681,022.70/1,170,266.86
  6. Step 6: Final answer
    x = 493,147.93

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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.