Home / 691,048.86-1,036,625.77-235,498.52

Finding the Fourth Proportional to 691,048.86, 1,036,625.77 and 235,498.52

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Solution

The fourth proportional to 691,048.86, 1,036,625.77 and 235,498.52 is: 353,265.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,048.86 : 1,036,625.77 = 235,498.52 : x
  2. Step 2: Convert to fraction form
    691,048.86/1,036,625.77 = 235,498.52/x
  3. Step 3: Cross multiply
    691,048.86x = 1,036,625.77 × 235,498.52
  4. Step 4: Simplify right side
    691,048.86x = 244,123,829,740.11
  5. Step 5: Solve for x
    x = 244,123,829,740.11/691,048.86
  6. Step 6: Final answer
    x = 353,265.66

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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.