Home / 868,955.80-1,303,433.70-603,235.30

Finding the Fourth Proportional to 868,955.80, 1,303,433.70 and 603,235.30

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Solution

The fourth proportional to 868,955.80, 1,303,433.70 and 603,235.30 is: 904,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,955.80 : 1,303,433.70 = 603,235.30 : x
  2. Step 2: Convert to fraction form
    868,955.80/1,303,433.70 = 603,235.30/x
  3. Step 3: Cross multiply
    868,955.80x = 1,303,433.70 × 603,235.30
  4. Step 4: Simplify right side
    868,955.80x = 786,277,219,049.61
  5. Step 5: Solve for x
    x = 786,277,219,049.61/868,955.80
  6. Step 6: Final answer
    x = 904,852.95

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Similar ratio
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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.