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Finding the Fourth Proportional to 453,304.80, 679,957.20 and 304,005.60

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Solution

The fourth proportional to 453,304.80, 679,957.20 and 304,005.60 is: 456,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,304.80 : 679,957.20 = 304,005.60 : x
  2. Step 2: Convert to fraction form
    453,304.80/679,957.20 = 304,005.60/x
  3. Step 3: Cross multiply
    453,304.80x = 679,957.20 × 304,005.60
  4. Step 4: Simplify right side
    453,304.80x = 206,710,796,560.32
  5. Step 5: Solve for x
    x = 206,710,796,560.32/453,304.80
  6. Step 6: Final answer
    x = 456,008.40

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Why These Related Problems?

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