Home / 824,474.36-1,137,760.74-461,897.03

Finding the Fourth Proportional to 824,474.36, 1,137,760.74 and 461,897.03

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Solution

The fourth proportional to 824,474.36, 1,137,760.74 and 461,897.03 is: 637,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,474.36 : 1,137,760.74 = 461,897.03 : x
  2. Step 2: Convert to fraction form
    824,474.36/1,137,760.74 = 461,897.03/x
  3. Step 3: Cross multiply
    824,474.36x = 1,137,760.74 × 461,897.03
  4. Step 4: Simplify right side
    824,474.36x = 525,528,300,967.80
  5. Step 5: Solve for x
    x = 525,528,300,967.80/824,474.36
  6. Step 6: Final answer
    x = 637,410.12

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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.