Home / 999,015.72-1,378,613.70-546,297

Finding the Fourth Proportional to 999,015.72, 1,378,613.70 and 546,297

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Solution

The fourth proportional to 999,015.72, 1,378,613.70 and 546,297 is: 753,874.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,015.72 : 1,378,613.70 = 546,297 : x
  2. Step 2: Convert to fraction form
    999,015.72/1,378,613.70 = 546,297/x
  3. Step 3: Cross multiply
    999,015.72x = 1,378,613.70 × 546,297
  4. Step 4: Simplify right side
    999,015.72x = 753,132,528,468.90
  5. Step 5: Solve for x
    x = 753,132,528,468.90/999,015.72
  6. Step 6: Final answer
    x = 753,874.55

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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.