Home / 751,258.90-1,036,731.33-411,726.34

Finding the Fourth Proportional to 751,258.90, 1,036,731.33 and 411,726.34

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Solution

The fourth proportional to 751,258.90, 1,036,731.33 and 411,726.34 is: 568,179.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,258.90 : 1,036,731.33 = 411,726.34 : x
  2. Step 2: Convert to fraction form
    751,258.90/1,036,731.33 = 411,726.34/x
  3. Step 3: Cross multiply
    751,258.90x = 1,036,731.33 × 411,726.34
  4. Step 4: Simplify right side
    751,258.90x = 426,849,596,064.23
  5. Step 5: Solve for x
    x = 426,849,596,064.23/751,258.90
  6. Step 6: Final answer
    x = 568,179.09

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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.