Home / 825,868.80-1,238,803.20-735,667.20

Finding the Fourth Proportional to 825,868.80, 1,238,803.20 and 735,667.20

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Solution

The fourth proportional to 825,868.80, 1,238,803.20 and 735,667.20 is: 1,103,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,868.80 : 1,238,803.20 = 735,667.20 : x
  2. Step 2: Convert to fraction form
    825,868.80/1,238,803.20 = 735,667.20/x
  3. Step 3: Cross multiply
    825,868.80x = 1,238,803.20 × 735,667.20
  4. Step 4: Simplify right side
    825,868.80x = 911,346,881,495.04
  5. Step 5: Solve for x
    x = 911,346,881,495.04/825,868.80
  6. Step 6: Final answer
    x = 1,103,500.80

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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.