Home / 750,801.56-1,036,131.95-411,269.81

Finding the Fourth Proportional to 750,801.56, 1,036,131.95 and 411,269.81

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Solution

The fourth proportional to 750,801.56, 1,036,131.95 and 411,269.81 is: 567,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,801.56 : 1,036,131.95 = 411,269.81 : x
  2. Step 2: Convert to fraction form
    750,801.56/1,036,131.95 = 411,269.81/x
  3. Step 3: Cross multiply
    750,801.56x = 1,036,131.95 × 411,269.81
  4. Step 4: Simplify right side
    750,801.56x = 426,129,786,058.94
  5. Step 5: Solve for x
    x = 426,129,786,058.94/750,801.56
  6. Step 6: Final answer
    x = 567,566.47

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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.