Home / 697,537.70-1,046,040.96-413,308.46

Finding the Fourth Proportional to 697,537.70, 1,046,040.96 and 413,308.46

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Solution

The fourth proportional to 697,537.70, 1,046,040.96 and 413,308.46 is: 619,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,537.70 : 1,046,040.96 = 413,308.46 : x
  2. Step 2: Convert to fraction form
    697,537.70/1,046,040.96 = 413,308.46/x
  3. Step 3: Cross multiply
    697,537.70x = 1,046,040.96 × 413,308.46
  4. Step 4: Simplify right side
    697,537.70x = 432,337,578,274.52
  5. Step 5: Solve for x
    x = 432,337,578,274.52/697,537.70
  6. Step 6: Final answer
    x = 619,805.32

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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.