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Finding the Fourth Proportional to 1,204.60, 1,807.01 and 463.98

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Solution

The fourth proportional to 1,204.60, 1,807.01 and 463.98 is: 696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.60 : 1,807.01 = 463.98 : x
  2. Step 2: Convert to fraction form
    1,204.60/1,807.01 = 463.98/x
  3. Step 3: Cross multiply
    1,204.60x = 1,807.01 × 463.98
  4. Step 4: Simplify right side
    1,204.60x = 838,412.53
  5. Step 5: Solve for x
    x = 838,412.53/1,204.60
  6. Step 6: Final answer
    x = 696.01

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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.