Home / 1,145,243.78-1,717,484.18-461,954.15

Finding the Fourth Proportional to 1,145,243.78, 1,717,484.18 and 461,954.15

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Solution

The fourth proportional to 1,145,243.78, 1,717,484.18 and 461,954.15 is: 692,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,243.78 : 1,717,484.18 = 461,954.15 : x
  2. Step 2: Convert to fraction form
    1,145,243.78/1,717,484.18 = 461,954.15/x
  3. Step 3: Cross multiply
    1,145,243.78x = 1,717,484.18 × 461,954.15
  4. Step 4: Simplify right side
    1,145,243.78x = 793,398,937,077.81
  5. Step 5: Solve for x
    x = 793,398,937,077.81/1,145,243.78
  6. Step 6: Final answer
    x = 692,777.34

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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.