Home / 607,989.06-912,450.87-576,769.62

Finding the Fourth Proportional to 607,989.06, 912,450.87 and 576,769.62

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Solution

The fourth proportional to 607,989.06, 912,450.87 and 576,769.62 is: 865,597.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,989.06 : 912,450.87 = 576,769.62 : x
  2. Step 2: Convert to fraction form
    607,989.06/912,450.87 = 576,769.62/x
  3. Step 3: Cross multiply
    607,989.06x = 912,450.87 × 576,769.62
  4. Step 4: Simplify right side
    607,989.06x = 526,273,941,558.57
  5. Step 5: Solve for x
    x = 526,273,941,558.57/607,989.06
  6. Step 6: Final answer
    x = 865,597.72

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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.