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Finding the Fourth Proportional to 704,892.13, 972,752.04 and 382,602.14

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Solution

The fourth proportional to 704,892.13, 972,752.04 and 382,602.14 is: 527,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,892.13 : 972,752.04 = 382,602.14 : x
  2. Step 2: Convert to fraction form
    704,892.13/972,752.04 = 382,602.14/x
  3. Step 3: Cross multiply
    704,892.13x = 972,752.04 × 382,602.14
  4. Step 4: Simplify right side
    704,892.13x = 372,177,014,625.25
  5. Step 5: Solve for x
    x = 372,177,014,625.25/704,892.13
  6. Step 6: Final answer
    x = 527,991.45

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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.