Home / 601,451.40-902,260-202,123.10

Finding the Fourth Proportional to 601,451.40, 902,260 and 202,123.10

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Solution

The fourth proportional to 601,451.40, 902,260 and 202,123.10 is: 303,212.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,451.40 : 902,260 = 202,123.10 : x
  2. Step 2: Convert to fraction form
    601,451.40/902,260 = 202,123.10/x
  3. Step 3: Cross multiply
    601,451.40x = 902,260 × 202,123.10
  4. Step 4: Simplify right side
    601,451.40x = 182,367,588,206
  5. Step 5: Solve for x
    x = 182,367,588,206/601,451.40
  6. Step 6: Final answer
    x = 303,212.51

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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.