Home / 827,230.32-1,240,952.40-294,904.80

Finding the Fourth Proportional to 827,230.32, 1,240,952.40 and 294,904.80

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Solution

The fourth proportional to 827,230.32, 1,240,952.40 and 294,904.80 is: 442,395.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,230.32 : 1,240,952.40 = 294,904.80 : x
  2. Step 2: Convert to fraction form
    827,230.32/1,240,952.40 = 294,904.80/x
  3. Step 3: Cross multiply
    827,230.32x = 1,240,952.40 × 294,904.80
  4. Step 4: Simplify right side
    827,230.32x = 365,962,819,331.52
  5. Step 5: Solve for x
    x = 365,962,819,331.52/827,230.32
  6. Step 6: Final answer
    x = 442,395.32

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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.