Home / 757,823.13-1,045,796.01-418,291.47

Finding the Fourth Proportional to 757,823.13, 1,045,796.01 and 418,291.47

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Solution

The fourth proportional to 757,823.13, 1,045,796.01 and 418,291.47 is: 577,242.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,823.13 : 1,045,796.01 = 418,291.47 : x
  2. Step 2: Convert to fraction form
    757,823.13/1,045,796.01 = 418,291.47/x
  3. Step 3: Cross multiply
    757,823.13x = 1,045,796.01 × 418,291.47
  4. Step 4: Simplify right side
    757,823.13x = 437,447,550,343.04
  5. Step 5: Solve for x
    x = 437,447,550,343.04/757,823.13
  6. Step 6: Final answer
    x = 577,242.28

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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.