Home / 1,012,902.27-1,518,910.29-480,575.13

Finding the Fourth Proportional to 1,012,902.27, 1,518,910.29 and 480,575.13

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Solution

The fourth proportional to 1,012,902.27, 1,518,910.29 and 480,575.13 is: 720,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,902.27 : 1,518,910.29 = 480,575.13 : x
  2. Step 2: Convert to fraction form
    1,012,902.27/1,518,910.29 = 480,575.13/x
  3. Step 3: Cross multiply
    1,012,902.27x = 1,518,910.29 × 480,575.13
  4. Step 4: Simplify right side
    1,012,902.27x = 729,950,510,075.09
  5. Step 5: Solve for x
    x = 729,950,510,075.09/1,012,902.27
  6. Step 6: Final answer
    x = 720,652.46

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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.