Home / 1,156,844.88-1,735,216.20-315,396.72

Finding the Fourth Proportional to 1,156,844.88, 1,735,216.20 and 315,396.72

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Solution

The fourth proportional to 1,156,844.88, 1,735,216.20 and 315,396.72 is: 473,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,844.88 : 1,735,216.20 = 315,396.72 : x
  2. Step 2: Convert to fraction form
    1,156,844.88/1,735,216.20 = 315,396.72/x
  3. Step 3: Cross multiply
    1,156,844.88x = 1,735,216.20 × 315,396.72
  4. Step 4: Simplify right side
    1,156,844.88x = 547,281,497,970.86
  5. Step 5: Solve for x
    x = 547,281,497,970.86/1,156,844.88
  6. Step 6: Final answer
    x = 473,081.14

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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.