Home / 579,140.60-867,674.10-496,196.60

Finding the Fourth Proportional to 579,140.60, 867,674.10 and 496,196.60

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Solution

The fourth proportional to 579,140.60, 867,674.10 and 496,196.60 is: 743,406.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,140.60 : 867,674.10 = 496,196.60 : x
  2. Step 2: Convert to fraction form
    579,140.60/867,674.10 = 496,196.60/x
  3. Step 3: Cross multiply
    579,140.60x = 867,674.10 × 496,196.60
  4. Step 4: Simplify right side
    579,140.60x = 430,536,938,328.06
  5. Step 5: Solve for x
    x = 430,536,938,328.06/579,140.60
  6. Step 6: Final answer
    x = 743,406.59

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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.