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Finding the Fourth Proportional to 625,185.48, 933,534.43 and 497,396.64

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Solution

The fourth proportional to 625,185.48, 933,534.43 and 497,396.64 is: 742,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,185.48 : 933,534.43 = 497,396.64 : x
  2. Step 2: Convert to fraction form
    625,185.48/933,534.43 = 497,396.64/x
  3. Step 3: Cross multiply
    625,185.48x = 933,534.43 × 497,396.64
  4. Step 4: Simplify right side
    625,185.48x = 464,336,888,806.32
  5. Step 5: Solve for x
    x = 464,336,888,806.32/625,185.48
  6. Step 6: Final answer
    x = 742,718.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.