Home / 366,913.30-549,932.55-153,680.80

Finding the Fourth Proportional to 366,913.30, 549,932.55 and 153,680.80

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Solution

The fourth proportional to 366,913.30, 549,932.55 and 153,680.80 is: 230,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,913.30 : 549,932.55 = 153,680.80 : x
  2. Step 2: Convert to fraction form
    366,913.30/549,932.55 = 153,680.80/x
  3. Step 3: Cross multiply
    366,913.30x = 549,932.55 × 153,680.80
  4. Step 4: Simplify right side
    366,913.30x = 84,514,074,230.04
  5. Step 5: Solve for x
    x = 84,514,074,230.04/366,913.30
  6. Step 6: Final answer
    x = 230,338.00

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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.