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Finding the Fourth Proportional to 307,304.94, 460,656.01 and 147,335.46

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Solution

The fourth proportional to 307,304.94, 460,656.01 and 147,335.46 is: 220,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,304.94 : 460,656.01 = 147,335.46 : x
  2. Step 2: Convert to fraction form
    307,304.94/460,656.01 = 147,335.46/x
  3. Step 3: Cross multiply
    307,304.94x = 460,656.01 × 147,335.46
  4. Step 4: Simplify right side
    307,304.94x = 67,870,963,591.82
  5. Step 5: Solve for x
    x = 67,870,963,591.82/307,304.94
  6. Step 6: Final answer
    x = 220,858.68

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1.5x scale

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.