Home / 480,514.90-663,089.73-262,719.58

Finding the Fourth Proportional to 480,514.90, 663,089.73 and 262,719.58

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Solution

The fourth proportional to 480,514.90, 663,089.73 and 262,719.58 is: 362,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,514.90 : 663,089.73 = 262,719.58 : x
  2. Step 2: Convert to fraction form
    480,514.90/663,089.73 = 262,719.58/x
  3. Step 3: Cross multiply
    480,514.90x = 663,089.73 × 262,719.58
  4. Step 4: Simplify right side
    480,514.90x = 174,206,655,367.91
  5. Step 5: Solve for x
    x = 174,206,655,367.91/480,514.90
  6. Step 6: Final answer
    x = 362,541.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.