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Finding the Fourth Proportional to 457,548.07, 631,454.13 and 253,662.95

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Solution

The fourth proportional to 457,548.07, 631,454.13 and 253,662.95 is: 350,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,548.07 : 631,454.13 = 253,662.95 : x
  2. Step 2: Convert to fraction form
    457,548.07/631,454.13 = 253,662.95/x
  3. Step 3: Cross multiply
    457,548.07x = 631,454.13 × 253,662.95
  4. Step 4: Simplify right side
    457,548.07x = 160,176,519,462.27
  5. Step 5: Solve for x
    x = 160,176,519,462.27/457,548.07
  6. Step 6: Final answer
    x = 350,075.82

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1.5x scale

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.