Home / 869,251.80-1,303,877.70-603,531.30

Finding the Fourth Proportional to 869,251.80, 1,303,877.70 and 603,531.30

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Solution

The fourth proportional to 869,251.80, 1,303,877.70 and 603,531.30 is: 905,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,251.80 : 1,303,877.70 = 603,531.30 : x
  2. Step 2: Convert to fraction form
    869,251.80/1,303,877.70 = 603,531.30/x
  3. Step 3: Cross multiply
    869,251.80x = 1,303,877.70 × 603,531.30
  4. Step 4: Simplify right side
    869,251.80x = 786,931,003,322.01
  5. Step 5: Solve for x
    x = 786,931,003,322.01/869,251.80
  6. Step 6: Final answer
    x = 905,296.95

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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.