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Finding the Fourth Proportional to 562,574.98, 843,754.95 and 168,590.98

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Solution

The fourth proportional to 562,574.98, 843,754.95 and 168,590.98 is: 252,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,574.98 : 843,754.95 = 168,590.98 : x
  2. Step 2: Convert to fraction form
    562,574.98/843,754.95 = 168,590.98/x
  3. Step 3: Cross multiply
    562,574.98x = 843,754.95 × 168,590.98
  4. Step 4: Simplify right side
    562,574.98x = 142,249,476,431.22
  5. Step 5: Solve for x
    x = 142,249,476,431.22/562,574.98
  6. Step 6: Final answer
    x = 252,854.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.