Home / 810,384.99-1,215,625.04-304,950.27

Finding the Fourth Proportional to 810,384.99, 1,215,625.04 and 304,950.27

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Solution

The fourth proportional to 810,384.99, 1,215,625.04 and 304,950.27 is: 457,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,384.99 : 1,215,625.04 = 304,950.27 : x
  2. Step 2: Convert to fraction form
    810,384.99/1,215,625.04 = 304,950.27/x
  3. Step 3: Cross multiply
    810,384.99x = 1,215,625.04 × 304,950.27
  4. Step 4: Simplify right side
    810,384.99x = 370,705,182,363.95
  5. Step 5: Solve for x
    x = 370,705,182,363.95/810,384.99
  6. Step 6: Final answer
    x = 457,443.30

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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.