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Finding the Fourth Proportional to 307,017.92, 460,588.98 and 129,525.32

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Solution

The fourth proportional to 307,017.92, 460,588.98 and 129,525.32 is: 194,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,017.92 : 460,588.98 = 129,525.32 : x
  2. Step 2: Convert to fraction form
    307,017.92/460,588.98 = 129,525.32/x
  3. Step 3: Cross multiply
    307,017.92x = 460,588.98 × 129,525.32
  4. Step 4: Simplify right side
    307,017.92x = 59,657,935,022.97
  5. Step 5: Solve for x
    x = 59,657,935,022.97/307,017.92
  6. Step 6: Final answer
    x = 194,314.18

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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.