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Finding the Fourth Proportional to 700,637.04, 966,950.46 and 428,884.47

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Solution

The fourth proportional to 700,637.04, 966,950.46 and 428,884.47 is: 591,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,637.04 : 966,950.46 = 428,884.47 : x
  2. Step 2: Convert to fraction form
    700,637.04/966,950.46 = 428,884.47/x
  3. Step 3: Cross multiply
    700,637.04x = 966,950.46 × 428,884.47
  4. Step 4: Simplify right side
    700,637.04x = 414,710,035,553.36
  5. Step 5: Solve for x
    x = 414,710,035,553.36/700,637.04
  6. Step 6: Final answer
    x = 591,904.24

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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.