Home / 680,158.32-1,020,375.72-237,237.36

Finding the Fourth Proportional to 680,158.32, 1,020,375.72 and 237,237.36

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Solution

The fourth proportional to 680,158.32, 1,020,375.72 and 237,237.36 is: 355,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,158.32 : 1,020,375.72 = 237,237.36 : x
  2. Step 2: Convert to fraction form
    680,158.32/1,020,375.72 = 237,237.36/x
  3. Step 3: Cross multiply
    680,158.32x = 1,020,375.72 × 237,237.36
  4. Step 4: Simplify right side
    680,158.32x = 242,071,242,020.90
  5. Step 5: Solve for x
    x = 242,071,242,020.90/680,158.32
  6. Step 6: Final answer
    x = 355,904.26

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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.