Home / 450,814.02-675,147.56-260,874.08

Finding the Fourth Proportional to 450,814.02, 675,147.56 and 260,874.08

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Solution

The fourth proportional to 450,814.02, 675,147.56 and 260,874.08 is: 390,689.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,814.02 : 675,147.56 = 260,874.08 : x
  2. Step 2: Convert to fraction form
    450,814.02/675,147.56 = 260,874.08/x
  3. Step 3: Cross multiply
    450,814.02x = 675,147.56 × 260,874.08
  4. Step 4: Simplify right side
    450,814.02x = 176,128,498,579.25
  5. Step 5: Solve for x
    x = 176,128,498,579.25/450,814.02
  6. Step 6: Final answer
    x = 390,689.93

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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.