Home / 1,002,169.80-1,503,254.70-470,728.80

Finding the Fourth Proportional to 1,002,169.80, 1,503,254.70 and 470,728.80

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Solution

The fourth proportional to 1,002,169.80, 1,503,254.70 and 470,728.80 is: 706,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,169.80 : 1,503,254.70 = 470,728.80 : x
  2. Step 2: Convert to fraction form
    1,002,169.80/1,503,254.70 = 470,728.80/x
  3. Step 3: Cross multiply
    1,002,169.80x = 1,503,254.70 × 470,728.80
  4. Step 4: Simplify right side
    1,002,169.80x = 707,625,281,025.36
  5. Step 5: Solve for x
    x = 707,625,281,025.36/1,002,169.80
  6. Step 6: Final answer
    x = 706,093.20

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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.