Home / 1,242,291.02-1,863,525.51-331,468.70

Finding the Fourth Proportional to 1,242,291.02, 1,863,525.51 and 331,468.70

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Solution

The fourth proportional to 1,242,291.02, 1,863,525.51 and 331,468.70 is: 497,226.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,291.02 : 1,863,525.51 = 331,468.70 : x
  2. Step 2: Convert to fraction form
    1,242,291.02/1,863,525.51 = 331,468.70/x
  3. Step 3: Cross multiply
    1,242,291.02x = 1,863,525.51 × 331,468.70
  4. Step 4: Simplify right side
    1,242,291.02x = 617,700,368,898.91
  5. Step 5: Solve for x
    x = 617,700,368,898.91/1,242,291.02
  6. Step 6: Final answer
    x = 497,226.79

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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.