Home / 1,158,715.10-1,738,245.45-410,702.30

Finding the Fourth Proportional to 1,158,715.10, 1,738,245.45 and 410,702.30

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Solution

The fourth proportional to 1,158,715.10, 1,738,245.45 and 410,702.30 is: 616,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,715.10 : 1,738,245.45 = 410,702.30 : x
  2. Step 2: Convert to fraction form
    1,158,715.10/1,738,245.45 = 410,702.30/x
  3. Step 3: Cross multiply
    1,158,715.10x = 1,738,245.45 × 410,702.30
  4. Step 4: Simplify right side
    1,158,715.10x = 713,901,404,279.54
  5. Step 5: Solve for x
    x = 713,901,404,279.54/1,158,715.10
  6. Step 6: Final answer
    x = 616,114.70

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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.