Home / 1,018,103.04-1,526,480.48-485,706.24

Finding the Fourth Proportional to 1,018,103.04, 1,526,480.48 and 485,706.24

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Solution

The fourth proportional to 1,018,103.04, 1,526,480.48 and 485,706.24 is: 728,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,103.04 : 1,526,480.48 = 485,706.24 : x
  2. Step 2: Convert to fraction form
    1,018,103.04/1,526,480.48 = 485,706.24/x
  3. Step 3: Cross multiply
    1,018,103.04x = 1,526,480.48 × 485,706.24
  4. Step 4: Simplify right side
    1,018,103.04x = 741,421,094,374.20
  5. Step 5: Solve for x
    x = 741,421,094,374.20/1,018,103.04
  6. Step 6: Final answer
    x = 728,237.78

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Double scale
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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.