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Finding the Fourth Proportional to 462,099.62, 638,574.32 and 333,460.28

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Solution

The fourth proportional to 462,099.62, 638,574.32 and 333,460.28 is: 460,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,099.62 : 638,574.32 = 333,460.28 : x
  2. Step 2: Convert to fraction form
    462,099.62/638,574.32 = 333,460.28/x
  3. Step 3: Cross multiply
    462,099.62x = 638,574.32 × 333,460.28
  4. Step 4: Simplify right side
    462,099.62x = 212,939,171,548.01
  5. Step 5: Solve for x
    x = 212,939,171,548.01/462,099.62
  6. Step 6: Final answer
    x = 460,807.93

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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.