Home / 1,250,326.56-1,875,489.84-303,690.90

Finding the Fourth Proportional to 1,250,326.56, 1,875,489.84 and 303,690.90

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Solution

The fourth proportional to 1,250,326.56, 1,875,489.84 and 303,690.90 is: 455,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,326.56 : 1,875,489.84 = 303,690.90 : x
  2. Step 2: Convert to fraction form
    1,250,326.56/1,875,489.84 = 303,690.90/x
  3. Step 3: Cross multiply
    1,250,326.56x = 1,875,489.84 × 303,690.90
  4. Step 4: Simplify right side
    1,250,326.56x = 569,569,197,450.46
  5. Step 5: Solve for x
    x = 569,569,197,450.46/1,250,326.56
  6. Step 6: Final answer
    x = 455,536.35

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Double scale
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Similar ratio
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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.