Home / 989,558.50-1,365,593.37-536,849.50

Finding the Fourth Proportional to 989,558.50, 1,365,593.37 and 536,849.50

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Solution

The fourth proportional to 989,558.50, 1,365,593.37 and 536,849.50 is: 740,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,558.50 : 1,365,593.37 = 536,849.50 : x
  2. Step 2: Convert to fraction form
    989,558.50/1,365,593.37 = 536,849.50/x
  3. Step 3: Cross multiply
    989,558.50x = 1,365,593.37 × 536,849.50
  4. Step 4: Simplify right side
    989,558.50x = 733,118,117,887.82
  5. Step 5: Solve for x
    x = 733,118,117,887.82/989,558.50
  6. Step 6: Final answer
    x = 740,853.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.