Home / 748,389.88-1,031,564.76-584,760.28

Finding the Fourth Proportional to 748,389.88, 1,031,564.76 and 584,760.28

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Solution

The fourth proportional to 748,389.88, 1,031,564.76 and 584,760.28 is: 806,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,389.88 : 1,031,564.76 = 584,760.28 : x
  2. Step 2: Convert to fraction form
    748,389.88/1,031,564.76 = 584,760.28/x
  3. Step 3: Cross multiply
    748,389.88x = 1,031,564.76 × 584,760.28
  4. Step 4: Simplify right side
    748,389.88x = 603,218,097,895.73
  5. Step 5: Solve for x
    x = 603,218,097,895.73/748,389.88
  6. Step 6: Final answer
    x = 806,021.18

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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.