Home / 697,531.05-1,046,030.99-413,301.80

Finding the Fourth Proportional to 697,531.05, 1,046,030.99 and 413,301.80

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Solution

The fourth proportional to 697,531.05, 1,046,030.99 and 413,301.80 is: 619,795.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,531.05 : 1,046,030.99 = 413,301.80 : x
  2. Step 2: Convert to fraction form
    697,531.05/1,046,030.99 = 413,301.80/x
  3. Step 3: Cross multiply
    697,531.05x = 1,046,030.99 × 413,301.80
  4. Step 4: Simplify right side
    697,531.05x = 432,326,491,571.35
  5. Step 5: Solve for x
    x = 432,326,491,571.35/697,531.05
  6. Step 6: Final answer
    x = 619,795.34

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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.