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Finding the Fourth Proportional to 457,963.47, 686,966.77 and 377,852.95

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Solution

The fourth proportional to 457,963.47, 686,966.77 and 377,852.95 is: 566,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,963.47 : 686,966.77 = 377,852.95 : x
  2. Step 2: Convert to fraction form
    457,963.47/686,966.77 = 377,852.95/x
  3. Step 3: Cross multiply
    457,963.47x = 686,966.77 × 377,852.95
  4. Step 4: Simplify right side
    457,963.47x = 259,572,421,927.50
  5. Step 5: Solve for x
    x = 259,572,421,927.50/457,963.47
  6. Step 6: Final answer
    x = 566,797.22

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