Home / 751,259.40-1,036,732.02-411,726.84

Finding the Fourth Proportional to 751,259.40, 1,036,732.02 and 411,726.84

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Solution

The fourth proportional to 751,259.40, 1,036,732.02 and 411,726.84 is: 568,179.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,259.40 : 1,036,732.02 = 411,726.84 : x
  2. Step 2: Convert to fraction form
    751,259.40/1,036,732.02 = 411,726.84/x
  3. Step 3: Cross multiply
    751,259.40x = 1,036,732.02 × 411,726.84
  4. Step 4: Simplify right side
    751,259.40x = 426,850,398,521.42
  5. Step 5: Solve for x
    x = 426,850,398,521.42/751,259.40
  6. Step 6: Final answer
    x = 568,179.78

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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.