Home / 989,971.48-1,365,963.04-602,527.38

Finding the Fourth Proportional to 989,971.48, 1,365,963.04 and 602,527.38

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Solution

The fourth proportional to 989,971.48, 1,365,963.04 and 602,527.38 is: 831,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,971.48 : 1,365,963.04 = 602,527.38 : x
  2. Step 2: Convert to fraction form
    989,971.48/1,365,963.04 = 602,527.38/x
  3. Step 3: Cross multiply
    989,971.48x = 1,365,963.04 × 602,527.38
  4. Step 4: Simplify right side
    989,971.48x = 823,030,136,917.69
  5. Step 5: Solve for x
    x = 823,030,136,917.69/989,971.48
  6. Step 6: Final answer
    x = 831,367.52

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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.