Home / 302,641.20-453,852.45-122,651.10

Finding the Fourth Proportional to 302,641.20, 453,852.45 and 122,651.10

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Solution

The fourth proportional to 302,641.20, 453,852.45 and 122,651.10 is: 183,932.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,641.20 : 453,852.45 = 122,651.10 : x
  2. Step 2: Convert to fraction form
    302,641.20/453,852.45 = 122,651.10/x
  3. Step 3: Cross multiply
    302,641.20x = 453,852.45 × 122,651.10
  4. Step 4: Simplify right side
    302,641.20x = 55,665,502,230.20
  5. Step 5: Solve for x
    x = 55,665,502,230.20/302,641.20
  6. Step 6: Final answer
    x = 183,932.33

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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.