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Finding the Fourth Proportional to 704,727.13, 972,524.06 and 382,437.22

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Solution

The fourth proportional to 704,727.13, 972,524.06 and 382,437.22 is: 527,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,727.13 : 972,524.06 = 382,437.22 : x
  2. Step 2: Convert to fraction form
    704,727.13/972,524.06 = 382,437.22/x
  3. Step 3: Cross multiply
    704,727.13x = 972,524.06 × 382,437.22
  4. Step 4: Simplify right side
    704,727.13x = 371,929,397,889.51
  5. Step 5: Solve for x
    x = 371,929,397,889.51/704,727.13
  6. Step 6: Final answer
    x = 527,763.70

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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.