Home / 1,243,300.80-1,864,029.60-532,747.20

Finding the Fourth Proportional to 1,243,300.80, 1,864,029.60 and 532,747.20

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Solution

The fourth proportional to 1,243,300.80, 1,864,029.60 and 532,747.20 is: 798,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,300.80 : 1,864,029.60 = 532,747.20 : x
  2. Step 2: Convert to fraction form
    1,243,300.80/1,864,029.60 = 532,747.20/x
  3. Step 3: Cross multiply
    1,243,300.80x = 1,864,029.60 × 532,747.20
  4. Step 4: Simplify right side
    1,243,300.80x = 993,056,550,117.12
  5. Step 5: Solve for x
    x = 993,056,550,117.12/1,243,300.80
  6. Step 6: Final answer
    x = 798,725.90

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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.