Home / 1,156,784.88-1,735,126.26-315,336.66

Finding the Fourth Proportional to 1,156,784.88, 1,735,126.26 and 315,336.66

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Solution

The fourth proportional to 1,156,784.88, 1,735,126.26 and 315,336.66 is: 472,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,784.88 : 1,735,126.26 = 315,336.66 : x
  2. Step 2: Convert to fraction form
    1,156,784.88/1,735,126.26 = 315,336.66/x
  3. Step 3: Cross multiply
    1,156,784.88x = 1,735,126.26 × 315,336.66
  4. Step 4: Simplify right side
    1,156,784.88x = 547,148,919,506.69
  5. Step 5: Solve for x
    x = 547,148,919,506.69/1,156,784.88
  6. Step 6: Final answer
    x = 472,991.07

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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.