Home / 854,483.52-1,282,495.68-455,456.64

Finding the Fourth Proportional to 854,483.52, 1,282,495.68 and 455,456.64

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Solution

The fourth proportional to 854,483.52, 1,282,495.68 and 455,456.64 is: 683,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,483.52 : 1,282,495.68 = 455,456.64 : x
  2. Step 2: Convert to fraction form
    854,483.52/1,282,495.68 = 455,456.64/x
  3. Step 3: Cross multiply
    854,483.52x = 1,282,495.68 × 455,456.64
  4. Step 4: Simplify right side
    854,483.52x = 584,121,173,227.32
  5. Step 5: Solve for x
    x = 584,121,173,227.32/854,483.52
  6. Step 6: Final answer
    x = 683,595.60

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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.