Home / 1,156,846.88-1,735,219.20-315,398.72

Finding the Fourth Proportional to 1,156,846.88, 1,735,219.20 and 315,398.72

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Solution

The fourth proportional to 1,156,846.88, 1,735,219.20 and 315,398.72 is: 473,084.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,846.88 : 1,735,219.20 = 315,398.72 : x
  2. Step 2: Convert to fraction form
    1,156,846.88/1,735,219.20 = 315,398.72/x
  3. Step 3: Cross multiply
    1,156,846.88x = 1,735,219.20 × 315,398.72
  4. Step 4: Simplify right side
    1,156,846.88x = 547,285,914,599.42
  5. Step 5: Solve for x
    x = 547,285,914,599.42/1,156,846.88
  6. Step 6: Final answer
    x = 473,084.14

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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.