Home / 1,302,002.10-1,953,003.15-460,638.90

Finding the Fourth Proportional to 1,302,002.10, 1,953,003.15 and 460,638.90

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Solution

The fourth proportional to 1,302,002.10, 1,953,003.15 and 460,638.90 is: 690,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,002.10 : 1,953,003.15 = 460,638.90 : x
  2. Step 2: Convert to fraction form
    1,302,002.10/1,953,003.15 = 460,638.90/x
  3. Step 3: Cross multiply
    1,302,002.10x = 1,953,003.15 × 460,638.90
  4. Step 4: Simplify right side
    1,302,002.10x = 899,629,222,712.54
  5. Step 5: Solve for x
    x = 899,629,222,712.54/1,302,002.10
  6. Step 6: Final answer
    x = 690,958.35

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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.