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Finding the Fourth Proportional to 704,888.53, 972,747.15 and 382,598.69

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Solution

The fourth proportional to 704,888.53, 972,747.15 and 382,598.69 is: 527,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,888.53 : 972,747.15 = 382,598.69 : x
  2. Step 2: Convert to fraction form
    704,888.53/972,747.15 = 382,598.69/x
  3. Step 3: Cross multiply
    704,888.53x = 972,747.15 × 382,598.69
  4. Step 4: Simplify right side
    704,888.53x = 372,171,785,540.51
  5. Step 5: Solve for x
    x = 372,171,785,540.51/704,888.53
  6. Step 6: Final answer
    x = 527,986.73

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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.