Home / 750,828.88-1,036,143.80-411,297.04

Finding the Fourth Proportional to 750,828.88, 1,036,143.80 and 411,297.04

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Solution

The fourth proportional to 750,828.88, 1,036,143.80 and 411,297.04 is: 567,589.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,828.88 : 1,036,143.80 = 411,297.04 : x
  2. Step 2: Convert to fraction form
    750,828.88/1,036,143.80 = 411,297.04/x
  3. Step 3: Cross multiply
    750,828.88x = 1,036,143.80 × 411,297.04
  4. Step 4: Simplify right side
    750,828.88x = 426,162,877,954.35
  5. Step 5: Solve for x
    x = 426,162,877,954.35/750,828.88
  6. Step 6: Final answer
    x = 567,589.89

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1.5x scale

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.