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Finding the Fourth Proportional to 457,223.00, 630,972.78 and 253,277.04

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Solution

The fourth proportional to 457,223.00, 630,972.78 and 253,277.04 is: 349,525.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,223.00 : 630,972.78 = 253,277.04 : x
  2. Step 2: Convert to fraction form
    457,223.00/630,972.78 = 253,277.04/x
  3. Step 3: Cross multiply
    457,223.00x = 630,972.78 × 253,277.04
  4. Step 4: Simplify right side
    457,223.00x = 159,810,918,038.97
  5. Step 5: Solve for x
    x = 159,810,918,038.97/457,223.00
  6. Step 6: Final answer
    x = 349,525.11

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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.