Home / 969,652.80-1,453,804.60-429,616.08

Finding the Fourth Proportional to 969,652.80, 1,453,804.60 and 429,616.08

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Solution

The fourth proportional to 969,652.80, 1,453,804.60 and 429,616.08 is: 644,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,652.80 : 1,453,804.60 = 429,616.08 : x
  2. Step 2: Convert to fraction form
    969,652.80/1,453,804.60 = 429,616.08/x
  3. Step 3: Cross multiply
    969,652.80x = 1,453,804.60 × 429,616.08
  4. Step 4: Simplify right side
    969,652.80x = 624,577,833,337.97
  5. Step 5: Solve for x
    x = 624,577,833,337.97/969,652.80
  6. Step 6: Final answer
    x = 644,125.23

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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.