Home / 989,596.48-1,365,637.44-536,877.76

Finding the Fourth Proportional to 989,596.48, 1,365,637.44 and 536,877.76

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Solution

The fourth proportional to 989,596.48, 1,365,637.44 and 536,877.76 is: 740,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,596.48 : 1,365,637.44 = 536,877.76 : x
  2. Step 2: Convert to fraction form
    989,596.48/1,365,637.44 = 536,877.76/x
  3. Step 3: Cross multiply
    989,596.48x = 1,365,637.44 × 536,877.76
  4. Step 4: Simplify right side
    989,596.48x = 733,180,369,759.33
  5. Step 5: Solve for x
    x = 733,180,369,759.33/989,596.48
  6. Step 6: Final answer
    x = 740,888.22

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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.