Home / 877,446.52-1,315,328.96-371,311.25

Finding the Fourth Proportional to 877,446.52, 1,315,328.96 and 371,311.25

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Solution

The fourth proportional to 877,446.52, 1,315,328.96 and 371,311.25 is: 556,611.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,446.52 : 1,315,328.96 = 371,311.25 : x
  2. Step 2: Convert to fraction form
    877,446.52/1,315,328.96 = 371,311.25/x
  3. Step 3: Cross multiply
    877,446.52x = 1,315,328.96 × 371,311.25
  4. Step 4: Simplify right side
    877,446.52x = 488,396,434,650.43
  5. Step 5: Solve for x
    x = 488,396,434,650.43/877,446.52
  6. Step 6: Final answer
    x = 556,611.06

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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.